
Andreas VeglisAristotle University of Thessaloniki | AUTH · School of Journalism and Mass Media Studies
Andreas Veglis
Doctor of Computer Science
About
188
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Introduction
Andreas Veglis is a Professor of media technology, and head of the Media Informatics Lab at the School of Journalism and Mass Communication at the Aristotle University of Thessaloniki. He has served as and editor, member of scientific board and reviewer in various academic journals. Prof Veglis has more than 150 peer-reviewed papers on media technology and journalism. Specifically he is the author or co-author of 12 books, he has published 74 papers on scientific journals and he has presented 125 papers in international and national Conferences. Prof Veglis has been involved in 30 national and international research projects. His research interests include information technology in journalism, new media, data journalism, big data, social media, open data and fake news - verification.
Additional affiliations
Education
October 1995
April 1992
September 1988
Publications
Publications (188)
Since the beginning of the last decade of the twentieth century Information and Communication Technologies have transformed media organizations. Digitization of production has facilitated changes in the organization and practices of journalism but also enforced fundamental changes in the way that the news was delivered to the audience. Gradually me...
The aim of this study is to investigate how amplifiers (automated accounts controlled by bot software) are used in Twitter (now called “X”) during election campaigns. Specifically, the main purpose is to identify the role and engagement of Twitter amplifiers in the 2019 European elections, the visibility of political parties and leaders, and the wa...
Transmedia storytelling combines various concepts and respective strategies that were originally intended for the expansion of fictional storyworlds. Gradually, technological convergence and the digitization of information facilitated their adoption by the field of journalism. This study examines if and how transfictionality and its extensions are...
The use of local data journalism has the power to fundamentally change local news. Local journalists can find vital insights, spot trends, and shed light on significant issues that have an impact on their communities by utilizing the power of data analysis, visualization, and narrative. This article studies the many facets and difficulties of local...
The relationship between legacy media and social media has become a crucial topic in the discussions about new media. The debate intensified after Facebook announced a reduction in news posts in user timelines in 2018. In the era of the “Like economy”, social media holds significant economic value, prompting media outlets to adopt a “let’s try and...
This study investigates the research questions: “How do political connections within Greece’s governing party evolve, and what underlying patterns and dynamics are revealed through a network analysis of interactions on X (formerly Twitter)?” To address these questions, data were collected from X, focusing on following, retweeting, and mentioning ac...
Social media platforms have led to the creation of a vast amount of information produced by users and published publicly, facilitating participation in the public sphere, but also giving the opportunity for certain users to publish hateful content. This content mainly involves offensive/discriminative speech towards social groups or individuals (ba...
We live in a digital era, with vast technological advancements, which, among others, have a major impact on the media domain. More specifically, progress in the last two decades led to the end-to-end digitalization of the media industry, resulting in a rapidly evolving media landscape. In addition to news digitization, User-Generated Content (UGC)...
The study of the attitudes and perceptions of social media users on currently relevant issues is essential to analyze in depth any social phenomenon (Del Vigna et al. 2017), since it is in these new forums where an important part of public opinion communicates, becoming some kind of public agoras, even though not all segments of population are pres...
Interactivity has been a very sought-after feature in professional journalism ever since the media industry transitioned from print into the online space. Within this context, chatbots started to infiltrate the media sphere and provide news organizations with new and innovative ways to create and share their content, with an even larger emphasis on...
The journalistic profession has long since entered an age where technology and audience participation are two of its most defining factors. Changes that were brought about by the advent of WEB 2.0 transformed journalism – among other professions – fundamentally, and opened the gates to a more connected future, one in which the lines between content...
The exploitation of data in the media industry has always played a significant role. This is especially evident today, since data (and in many cases big data) are generated through various activities that relate to the production and also consumption of news. This paper attempts to highlight the importance of big data utilization in the media indus...
Data journalism storytelling has become an important aspect of journalism during the twenty-first century. This cross-disciplinary research draws the attention of data journalism stakeholders to the mental operations (conscious choices and nonconscious mental processing) of a person who experiences storytelling with data. It is argued that data jou...
The web publishing strategy of media organizations is a very important factor in their success. The aim of the strategy is to cover their audience’s news article consumption needs, but is this valid? In order to address this question, this paper compares data from two studies, namely a study that explored the publishing patterns of the top 22 Greek...
A key parameter in the strategy of news organizations remains the exploitation of factors (such as post time and post type) that enhance the engagement level within online communities on social media. The purpose of this paper is to examine the relationship between post time and post type in correlation with audience response in the Twitter digital...
Nowadays, news coverage implies the existence of video footage and sound, from which arises the need for fast reflexes by media organizations. Social media and mobile journalists assist in fulfilling this requirement, but quick on-site presence is not always feasible. In the past few years, Unmanned Aerial Vehicles (UAVs), and specifically drones,...
The concept of different news consumption habits during a day has been well known for many decades in the broadcasting industry. News websites are also experiencing a drop in late afternoon traffic and a sharp drop in the evening hours. Furthermore, during the weekend, website traffic numbers appeared to be significantly different than the numbers...
Kefalaki M. & Diamantidaki F. (editors Journal issue) (2021). Alternative Communications: A much needed transformation. Vol. 3, Issue 2, December 2021. ISSN: 2654-0746 (listed in the National Library of Greece). DOI: https://doi.org/10.34097/jeicom-3-2-december2021 This is an entire journal issue that includes research papers coming from academics...
Greece, Italy, and Spain are the Southern European borders and the main entrances for migrants and refugees to Europe, a movement that was particularly visible after the 2015 “refugee crisis of the Mediterranean.” In this context, immigration is used as a political tool and the object of major media coverage. However, previous studies have shown th...
Today social media play an important role in the disseminating of journalistic content. Thus, audience engagement is becoming an important factor for media organizations. The purpose of this paper is to examine whether post time and post type factors affect audience engagement in Facebook posts. We analyzed 2,630 posts of the Greek national broadca...
The purpose of this article is to examine the quality of user comments on the Facebook posts of the Greek Public Broadcasting Corporation (ERT) with a view to acquiring an in-depth understanding of the way the users express themselves publicly. Moreover, the article has looked into which characteristics of the posts prompt the users to comment and...
The rapid spread of misinformation online has been deemed as a growing problem in the current digital media environment with significant impact both on journalism and on society at large. As news practitioners are increasingly challenged by information overload and the need to process huge volumes of unstructured and unfiltered data within a very s...
Journalism, more so than other professions, is entangled with technology in a unique and profoundly impactful way. In this context, the technological developments of the past decades have fundamentally impacted the journalistic profession in more ways than one, opening up new possibilities and simultaneously creating a number of concerns for people...
Social media services make it possible for an increasing number of people to express their opinion publicly. In this context, large amounts of hateful comments are published daily. The PHARM project aims at monitoring and modeling hate speech against refugees and migrants in Greece, Italy, and Spain. In this direction, a web interface for the creat...
The concept of different publishing patterns during a day has been employed for many decades in the broadcasting industry. These patterns are close related with dayparts, which are defined as sequential time blocks on comparable days during which the audience size is homogeneous, as is the group depiction using the specific medium. During the first...
In today’s exploding Web landscape, where vast amounts of information (documents, images, audio, videos, etc.) are produced every day from various sources across the world, professional journalists often find it difficult to retrieve specific and detailed information or form a comprehensive view about a complicated topic. This occurs because most o...
Examining and identifying the way that designers approach game design could support the improvement of game design curricula. This paper explores how kids in the early childhood approach develop and apply game design strategies during participatory game design sessions. During a period of three months, eighteen kindergarten learners participated in...
A theoretical idea of convergence between journalism and selfie photographs in a single framework led academic researchers to identify and examine a new tendency in journalism, which they termed selfie journalism. This chapter investigates the relationship between selfie journalism and politics. Based on quantitative analysis, the authors seek to e...
Civic engagement is essential to democracy in the sense that it secures social justice for all genders. To this end, understanding data, and more importantly Big Data, is very important in the area of gender studies, and is a powerful tool in promoting improved civic engagement for women. This entry presents an overview of the challenges, problems,...
The technologies behind today's web services, tools, and applications are evolving continually. As a result, the workflows and methods of different business sectors are undergoing constant change. The news industry and journalism are heavily affected by these changes. New technological means for practicing journalism and producing news items are be...
The use of chatbots in news media platforms, although relatively recent, offers many advantages to journalists and media professionals and, at the same time, facilitates users’ interaction with useful and timely information. This study shows the usability of a news chatbot during a crisis situation, employing the 2020 COVID-19 pandemic as a case st...
In the evolving news media landscape, the proliferation of user-generated content in online news outlets and social media platforms has triggered changes in traditional processes and relationships. However, the coexistence of professional and amateur content raises a wide range of matters. Misinformation is one of the main problems faced by media o...
During the last two decades, citizens’ participation in news production process has attracted significant interest from both academia and the media industry. Media production and consumption have been altered considerably and traditional concepts, such as gatekeeping, have been under discussion. Many news organisations include in their websites too...
Fact checking and verification techniques have been called to tackle disinformation (Silverman, 2014) as a significant problem for journalists and news organizations around the world. A thorough understanding of how to include these practices in media education and also to measure their impact on journalism students’ daily practice is a major chall...
The introduction of the World Wide Web (WWW), 25 years ago, has considerably altered the manner in which people obtain information [...]
The journalism profession has changed dramatically in the digital age as the internet, and new technologies, in general, have created new working conditions in the media environment. Concurrently, journalists and media professionals need to be aware and possess a new set of skills connected to web technologies, as well as respond to new reading ten...
During the last two decades, citizens’ participation in news production process has raised great academic and entrepreneurial interest for participatory journalism. Traditional procedures and concepts such as gate keeping have been under discussion. News organizations redesign their websites in order to adopt tools and applications that make it pos...
The current work introduces a new model for optimizing Search Engines (SE), taking into consideration credibility issues, which are thought as equal or even more important than popularity. While news organizations rely on marketing and exposure metrics to program their cross-media presence, at the same time an urgent need for credible and quality j...
Since the information communication conversion took place during the two last decades of the twentieth century, significant changes occurred in the media industry. The journalistic narrative has been enriched with multimedia and interactive features, but the basic media of communication - that is text, photos and videos - remain constant. The intro...
Today's news is quite often dominated by major events in the form of crisis (earthquakes, extreme weather events, environmental disasters, financial crisis, disease outbreaks, etc.). In such situations the public usually relies on established news organization to get credible and timely information and at the same time the news organizations rely o...
News organizations increasingly focus their efforts to boost traffic on their websites to grow their share of online advertising. We investigated the relationship between news websites’ traffic ranking and their social media tools of Facebook, Twitter, YouTube and Google Plus. For a year we monitored the followers of all Greek regional newspapers i...
During the last years, there has been a growing multidisciplinary interest in alternative educational approaches, such as serious games, aiming at enhancing thinking skills and media literacy. Likewise, the objective of this study is to present the design and the development of an educational web application for learning the necessary steps towards...
In contemporary world, it is estimated that there are 1,838,596,056 sites across 214,036,874 unique domain names and 7,290,968 web-facing computers. The huge power consumption of these online services has serious consequences regarding the environment. The web-sites, along with the web tools, need electrical power to operate. Thus, environmental pr...
With the advent of Web 2.0, new forms of journalism arose, paving the way for the implementation of computational and automatization processes in all aspects of mass communication. As such, chatbots have already been adapted in the news media platforms bringing forward a series of issues and effects upon journalistic narrative, content and professi...
While the phenomenon of selfie photographs in the media has been extensively analysed by academics, Selfie Journalism was recently introduced and constitutes one of the most notable phenomena within the digital media environment, raising a number of issues relating to notions of infotainment and impartial reporting, especially in ‘difficult' sector...
This chapter examines current trends and future perspectives of semantically enhanced media/multimedia, considering all forms of non-linear storytelling, sharing, and authoring. Background is presented providing basic definitions, involved technology, achieved progress, and limitations. Recommendations and future research directions are then stated...
In this chapter, the authors discuss at length the subject of search engine optimization (SEO), its different characteristics, and why basic SEO knowledge is considered as a useful tool for any web business. The chapter will address both the theoretical and practical issues related to the design and implementation of SEO and also will cover previou...
The introduction of information communication technologies (ICTs) has transformed the journalism profession through the digitalization of the work process as well as the introduction of the internet along with its services. Many new types of journalism have emerged, among which is data journalism, which requires journalists to have special ICT skil...
In recent decades, journalism has undergone considerable transformation, initially fuelled by the digitalization of journalistic work flows and subsequently by the introduction of the Internet, its services, and its effects. Since contemporary journalists employ multiple digital tools and services to gather, administrate, and process information fo...
Continuous technologic advances and growing adoption of technology by society highlight the importance of integrating educational technology in learning activities. This integration can be introduced to existing teaching tools but can also be used to design new tools that will focus to new emerging learning needs and new media literacies. Game base...
Digital and computational technology is steadily developing and continually bringing changes in the field of journalism, which faces a major crisis, as people’s trust in the media continues to decrease. This paper studies the subject of data journalism which is increasing in popularity and is considered to be at the forefront of these changes. This...
The proliferation of User-Generated Content (UGC) has led to catalytic changes both in the news production process and in the journalist-audience relationship. Media organizations redesign their strategies, by adopting tools of participatory journalism through which amateurs' comment on stories, submit material for publication or share articles. Fu...
It is used for entertainment, political discussion, and recently for marketing purposes in the field of tourism. Via its services, users have the capability of uploading their content (UGC) online to various platforms. Thus, YouTube has become one of the leading tools for promoting users’ specific perspectives. It is even used for propaganda. This...
Cross-Media Authentication and Verification: Emerging Research and Opportunities is a collection of innovative research on the methods and applications of verifying the newsgathering and publishing process. While highlighting topics including human authentication, information evaluation, and tampered content, this book is ideally designed for resea...
The Social media are considered to be important for the development of the tourist industry as they provide travellers with brand-new practices for choosing their destination. In addition, the travel websites contribute to this notion by offering the possibility of evaluating and discussing the advantages and disadvantages of various destinations....
The current chapter proposes media agent and multi-agent models aiming at improving mediated communication and information exchange in social networking. Great progress has been conducted during the last decades in Information and Communication Technologies, which is also reflected in social media. The proposed models exploit the latest media techn...
The development of online journalism together with rapidly evolving internet technologies has affected basic journalistic work processes. As content is moving online, the interest in monitoring web traffic numbers is crucial for media companies and anyone who publishes online news content. This paper studies the use of Web Analytics in the context...
This paper explores the development of Internet regulation policies worldwide since the birth of the World Wide Web, describes the advantages and disadvantages of the main filtering methods in use today, and presents two of the most important Internet Regulation Systems (IRS) implemented in authoritarian regimes and Western democracies around the g...
During the past, few years, the journalistic community were expecting the time that the use of drones in their day to day job would be a common place. Due to ethics and privacy considerations, as well as regulation restrictions that are applied in most countries, this moment has yet to come. However, the use of drones during conflicts, civil unrest...
Scholars conceptualize journalism’s transformation and explain the changes occurring at different levels under the rubric of convergence. Contrary to optimistic views of convergence, claiming for its potential to satisfy both good journalism and good business practices, the paper argues that at times of economic uncertainty, hyper-competition and d...
In the past, journalists were responsible for reporting the news. But today news stories disseminate as the incidents unfold, from multiple sources. Thus, gathering, filtering and visualizing events has a growing value. Huge amounts of data are available, but exploiting them is not an easy task. Data journalism can be defined as a journalism specia...
There is a growing concern in the financial world regarding the lack of resources for the sustainability of media related enterprises. The increasing cost of computing resources and data storage have crucially established the deployment of cost-saving and high-effective technologies. The aim of these technologies should be the support of teamworkin...
While the phenomenon of selfie photographs in the media has been extensively analysed by academics, Selfie Journalism was recently introduced and constitutes one of the most notable phenomena within the digital media environment, raising a number of issues relating to notions of infotainment and impartial reporting, especially in ‘difficult' sector...
Nowadays it is quite easy to create a news website and start promoting it online. However, the structure of a significant amount of news websites seems to have been changing, often deviating from trends of past years or even setting their own marketing direction. Based on seven hypotheses related with online marketing characteristics, the researche...
The Greek news media markets show a dual market structure. They experience an increase in the level of concentration but also an increase in the number of news media companies. Many of these new entrants in the broadcast industry operate without a license. This chapter also shows that the news media industry was hit very hard during the recent econ...
This paper studies the web third-person effect (WTPE) hypothesis in the context of news websites and social media. Specifically, the study examines the role of social media metrics (i.e., shares and likes of news articles) in shaping users' opinion about the websites. Users' news sharing intention in social media is also investigated. Based on a st...
This paper describes the design and development of RecApp, a mobile application for visualization and collaborative analysis of journalistic data from audio collections. We try to identify the challenges to support a team of journalists in understanding and analyzing mobile audio data constructing semantic networks from text by collaborative visual...