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Dive into the research topics where Sylvaine Castellano is active.

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Featured researches published by Sylvaine Castellano.


International Journal of Technology and Human Interaction | 2016

Reputation, Image, and Social Media as Determinants of e-Reputation: The Case of Digital Natives and Luxury Brands

Insaf Khelladi; Sylvaine Castellano

Although the Internet represents great opportunities for businesses, some firms that are evolving in the luxury industry were initially reluctant to engage in digital activities. However, over the past few years, digital natives represent a main reason for these firms to start adopting online strategies. Specifically, reputation and image are inherent to the luxury industry, and with social media, they are considered the determinants of e-reputation. Using an online survey design, the authors find that the influence of reputation, image and social media on e-reputation differs based on the status of the luxury brand traditional compared with modern and that digital natives moderate these links.


International Studies of Management and Organization | 2017

Investigating the Influence of E-Word-of-Mouth on E-Reputation

Sylvaine Castellano; Vincent Dutot

Abstract In real life, the recommendation of peers has the strongest influence on our decisions. Word-Of-Mouth (WOM) has become a major component of communication strategies and also influences reputation. But does WOM have an equally strong influence online? The current study aims to fill the gap in the literature regarding the influencing factors of e-reputation by studying the impact of e-WOM on e-reputation. Using a quantitative approach based on 251 French consumers, the results show that e-WOM influences e-reputation. More precisely, the study reveals that tie strength, valence, degree of influence, trust message quality, and source credibility have a positive impact on e-reputation. Homophily and content quality do not influence e-reputation.


Management Decision | 2018

Uncovering the role of virtual agents in co-creation contexts: An application to the online wine business

Sylvaine Castellano; Insaf Khelladi; Justine Charlemagne; Jean-Paul Susini

Purpose The purpose of this paper is to understand the roles of virtual agents in a virtual co-creation context by exploring their influence on online trust. An empirical study is conducted in the French online wine business to analyse the impacts of different dimensions of virtual agents on generating online trust. Design/methodology/approach Primary data were collected through a questionnaire targeting French online wine shoppers. Findings The results demonstrate a positive effect of the utility and hedonic functions of virtual agents on online trust. The findings also confirm the moderating role of the perceived risk. Research limitations/implications The authors’ convenience sample shows a bias towards a lack of familiarity with virtual agents. Practical implications Wine business actors need to consider their customers’ profiles in order to better adapt virtual agents’ functionality and hence improve their customers’ level of online trust while reducing their risk perception. Additionally, understanding virtual agents’ roles can help identify the underlying mechanisms that emerge in a co-creation process. Originality/value The study contributes to a better understanding of the human dimension of co-creation by examining the different roles of virtual agents as sources of customers’ online trust.


International Studies of Management and Organization | 2017

Guest Editors’ Introduction: When Reputation Goes On-Line: Challenges of E-Reputation Defining, Understanding and Measuring E-Reputation

Sylvaine Castellano; Vincent Dutot

Abstract E-reputation represents a growing concept in the academic sphere. Previous studies on online reputation were mainly focusing on definition and measurement issues. This special issue builds on past research and aims at further investigating the specificities of e-reputation. More specifically, we are interested in grasping the challenges of e-Reputation by analyzing its antecedents and consequences such as empowerment and e-word-of-mouth; and in different settings such as online communities and international business activities.


Corporate Reputation Review | 2015

Designing a Measurement Scale for E-Reputation

Vincent Dutot; Sylvaine Castellano


International Journal of Technology and Human Interaction | 2014

The Influence of Social Networks on E-Reputation: How Sportspersons Manage the Relationship with Their Online Community

Sylvaine Castellano; Insaf Khelladi; Amélie Chipaux; Célia Kupferminc


Journal of Technology Transfer | 2017

Creativity techniques to enhance knowledge transfer within global virtual teams in the context of knowledge-intensive enterprises

Sylvaine Castellano; Philippe Davidson; Insaf Khelladi


Journal of The Knowledge Economy | 2016

How French Wine Producers Use Open Innovation to Gain and Manage Their Legitimacy

Sylvaine Castellano; Insaf Khelladi


Archive | 2017

Play it like Beckham! The influence of social networks on e-reputation: The case of sportspeople and their online fan base

Sylvaine Castellano; Insaf Khelladi


Archive | 2017

E-Reputation in Web Entrepreneurship

Vincent Dutot; Sylvaine Castellano

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Vincent Dutot

Paris School of Business

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Panagiota Papadopoulou

National and Kapodistrian University of Athens

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