Joseph F. McCarthy David W. McDonald Suzanne Soroczak David H. Nguyen Al Mamunur Rashid Augmenting the social space of an academic conference. 39-48 2004 conf/cscw/2004 CSCW http://doi.acm.org/10.1145/1031607.1031615 db/conf/cscw/cscw2004.html#McCarthyMSNR04