Blog

Cross-cultural human-computer interaction and user experience: A semiotic perspective

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text] Includes a novel design and evaluation method for HCI and UX. Provides a detailed explanation of the differences between current expert evaluation methods and the presented semiotic method. Offers a usable set of design and evaluation heuristics. Explains how to conduct quantitative and qualitative analyses to support decisions about cross-cultural design and evaluation. … Read more

Selected publications

[vc_row][vc_column][vc_row_inner][vc_column_inner][vc_column_text] Books and book chapters BREJCHA, Jan. “Cross-Cultural Human-Computer Interaction and User Experience Design: A Semiotic Perspective”. CRC Press, Taylor & Francis Group, LLC, Boca Raton, London, New York. 2015. ISBN 978–1−4987–0257–7. Available commercially from: http://www.crcpress.com/product/isbn/9781498702577. BREJCHA, Jan. Co skrývá uživatelské rozhraní? [What the UI hides from us?] In: ČERVENKOVÁ, A., HOŘAVA, M., eds. Uživatelsky … Read more

Chinese UI design guidelines 2.0

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text] Best paper award at HCI International 2015 This paper presents the preferences of selected UI components of Chinese users. The areas of study were chosen using from a semiotic perspective, which lead us to focus on the cultural context, as well as the linguistic structure of user interaction. This quantitative study based on … Read more

Financial inclusion in China as an innovation opportunity

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text] The purpose of the study was to get insights of the financial knowledge, behavior, and attitudes of the young generation of Chinese (Millenials or Little Emperors, i.e. born between 1980-1995), in order to find and exploit design opportunities to improve the financial well being of our target group. Our paper presents an introduction … Read more

Course topics

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”2/3″][dt-list] HCI/UX Design Principles Cross-cultural Research in HCI/UX Mobile UX Design Decentralized Technology Applications[/dt-list][dt-button text=”Hire me for a course!” url=”mailto:jan@brejcha.name”][/vc_column_inner][vc_column_inner width=”1/3″][vc_column_text]“The [Mobile UX Design] course opened a whole new world to me.”“This is my first time to participate in such a course, and I think the team cooperation is really a good idea, also … Read more

Innovation potential of the blockchain and of decentralized applications

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text]This presentation aims at providing a brief introduction to distributed ledgers, and their underlying technologies, such as the blockchain, multisignature, and smart contracts. Potential use-cases are presented, as well as current applications of the technologies. Decentralized applications (DAPPS) promise to innovate the current business models, and create new ones. Early adopters or investors should … Read more

Selected past projects

[vc_row][vc_column][vc_row_inner][vc_column_inner][dt-list] Best Nonprofit Project Award (2015): LuckyMe is a mobile application for iPhone and Apple Watch that lowers the risk of their users of getting mugged or assaulted. UI/UX design and user testing of a web portal of the Czech national film archive (2014). Heuristic evaluation of the Study information system of the Charles University, … Read more

Digital.party: A framework for easy governance of political organizations

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text]Currently the political system is undergoing a crisis of trust in many countries both in the developed, and developing world. We believe that by reinventing the way, in which political parties are run, would improve the well-being of citizens. If parties would be run as a DAO, the benefits would be manifold. Set an … Read more

Adahoy: Financial asset tokenization and trading platform

[vc_row][vc_column][vc_row_inner][vc_column_inner width=”1/4″][vc_column_text]Adahoy is for brokers, who need to increase their value for the clients, mitigate regulatory risk and secure a steady income stream. Our b2b platform tokenizes commission, creates financial asset linked to brokers’ rating, and allows trading of tokenized contracts. Unlike traditional software platforms for selling financial products, our solution enables brokers to actively … Read more