2007
Natalia Romero, Agnieszka Matysiak Szóstek, Maurits Kaptein and Panos Markopoulos, Behaviours and Preferences when Coordinating Mediated Interruptions: Social and System Influence, in ECSCW 2007 Proceedings, Springer

Agnieszka Matysiak Szostek Awareness Solutions as Informal Communication Negotiation Support at the Office, in Interact 2007 Extended Abstracts, Springer

2006
Agnieszka Matysiak Szostek, Panos Markopoulos, Factors Defining Face-To-Face Interruptions in the Office Environment, in CHI 2006 Extended Abstracts, ACM Press

2005
HCI workshop at TAMODIA Tutorials: User requirements gathering and analysis & Prototypes and prototyping - Gdansk, Poland

USINET - Board member and PR manager

Marcin Wichary, Lucy Gunawan, Nele Van den Ende, Qarin Hjortzberg-Nordlund, Agnieszka (Aga) Matysiak, Ruud Janssen, Xu Sun, Vista: Interactive Display in the Coffee Corner, in CHI 2005 extended abstracts, ACM Press

2004
EUSAI Oce Student Competition: organizer and chair - Eindhoven, The Netherlands

CHI conference Position paper: Lost in Ambient Intelligence - Vienna, Austria

2003
SIGCHI.NL Netwerk in Beweging, Member of the organising committee - Utrecht, The Netherlands

2002
SIGCHI.nl Synergy Unlimited , MOMO system - more oriented design more obstacles on the way? - Ede, The Netherlands