心理健康
How much sleep do teenagers really need?
Parents worry about whether their teenagers are getting enough sleep. Research studies suggest that teenagers are suffering an “epidemic of sleep deprivation” globally — one that will hav...
Wendy Hall
Professor of Computer Science and Executive Director of the Web Science Institute, University of Southampton; co-founded Web Science Trust with Tim Berners-Lee and others. Fellow: Royal Society; Royal Academy of Engineering; ACM; BCS; IET. Member: UK's Digital Catapult Board, Chair of British Council Education Advisory Board, Chair of ACM Europe. Chair of IW3C2. Former President, ACM. Author of over 400 papers. Recipient of award, DBE (2009). Expertise: multimedia, hypermedia, Web technologies, Web Science research.
