“…In 2018 the Brazilian Symposium on Human Factors in Computing Systems - IHC - is completing 20 years since its first edition in 1998, in Maringá, PR. Since then the event has grown, supported the HCI community in Brazil and consolidated itself as the leading national HCI conference in Brazil, that brings together researchers, practitioners, educators, and students for discussing state-of-the-art works in both academia and practice. …”

“…It is our great pleasure to welcome you to the 2019 ACM Workshop on Emerging smart technologies and infrastructures for Smart Mobility and Sustainability - SMAS'19. This is the first edition of this workshop, intended to become a premier forum for presenting research results and experience reports on emerging sensing technologies and interconnected infrastructure that can lead to more efficient transport systems and innovative mobility services, keeping into account the urgent need to foster sustainable development. …”

“…The workshop brings together these communities to share experiences and advance the state of the art in highperformance serverless computing. This first edition of the workshop (HiPS2021) took place as a half-day virtual event. …”

“…The online conference is complemented with a local physical event at Xi'an, Shaanxi, China, primarily targeting the strong data management community in China. Since the first edition of the symposium in 1982, the PODS papers are distinguished by a rigorous approach to widely diverse problems in data management, often bringing to bear techniques from a variety of different areas, including computational logic, finite model theory, computational complexity, algorithm design and analysis, programming languages, and artificial intelligence. …”