Pedro has published more than a hundred peer-reviewed papers in the fields of HCI, and has participated in the program committee of more than 50 international conferences, and had leading roles in the organization of more than 30 international conferences, serving as president of the program committee, associate chair, local organizer, posters chair, demos chair and others. He is currently the national delegate to the IFIP's Human-Computer Interaction (TC13), where he is also vice-chair of the 13.6 HWID (Human Work Interaction Design) working group. He co-founded the HWID (Human Work Interaction Design) conference series held every 3 years since 2006, and published by Springer-Verlag. He is Area Editor of the EAI Transactions on Creative Technologies.