Dave is the Associate Dean of the Henry Madden Library, California State University - Fresno. He came to Fresno as Head of Reference in 1997. Prior to moving to California, he held positions at SUNY-Albany, Iowa State University, and Miami (Ohio) University. He has an undergraduate degree in Physics and a Master’s degree in Library Science, both from the University of Illinois. In the 1980s and 1990s he served at various times as an adjunct professor in the library schools at the University of Illinois and SUNY-Albany. He has been involved with reference service for 30 years and has written extensively about reference service, reference collections, and the reference interview. He is the current chair of the Reference Books Bulletin, a section of Booklist, which is one of the oldest continuous sources of reviews of reference sources. He is an active member of ALA's Reference and User Services Association and served as RUSA President in 2007-2008. He has presented at several conferences and in webinars about the future of reference collections, including at the 2009 ALA annual conference.