The Photographed Cat: Picturing Human-Feline Ties, 1890-1940 (Syracuse: Syracuse University Press, 2013) with Lauren Rolfe.
Beauty and the Beast: Human-Animal Relations Revealed in Real Photo Postcards, 1905-1935 (Syracuse: Syracuse University Press, 2010) with Robert Bogdan.
Inside Animal Hoarding: The Barbara Erickson Case (Layfayette, IN: Purdue University Press, 2009) with C. Killeen.
Between the Species: Readings in Human-Animal Relationships (Boston: Allyn and Bacon, 2008) with Clinton Sanders.
Just a Dog: Understanding and Using Animal Cruelty (Philadelphia: Temple University Press, 2006).
The Sacrifice: How Scientific Experiments Transform Animals and People (West Lafayette, IN: Purdue University Press, 2006) with L. Birke and M. Michaels.
Brute Force: Animal Police and the Challenge of Cruelty (West Lafayette, IN: Purdue University Press, 2004).
Great Apes and Humans: The Ethics of Coexistence (Washington, DC: Smithosonian Institution Press, 2001) with B. Beck et al.
Regarding Animals (Philadelphia: Temple University Press, 1996) with Clinton Sanders.
Distinguished Scholarship Award, Animals and Society Section, ASA, 2009
MSPCA Human Hero Award for Research, 2004
Distinguished Scholar Award, International Association of Human-Animal Interaction, 1998
Charles Horton Cooley Book Award, Society for the Study of Symbolic Interaction, 1997
Senior Scholar, Center for Animals and Public Policy, Tufts University School of Veterinary Medicine (1998 to present)
Founding Co-Editor and Board Member, Society and Animals (1993 to present)
Board Member, Journal of Applied Animal Welfare (2002 to present)
Board Member, Anthrozoos (1994 to 2006)
Founding Co-Editor, Animals, Culture and Society series, Temple University Press (1996 to present)