University of California
Jack Colford

John (Jack) M. Colford, Jr. MD, MPH, PhD

School of Public Health
Division of Epidemiology
University of California
Berkeley, CA 94720
Current Research Interests
• Waterborne infectious diseases
• Neglected tropical diseases
• Influenza
• Randpmized intervention trails and impact evaluations
• Cryptosporidium
Key Publications
•  Clasen T, Pruss-Ustun A, Mathers CD, Cumming O, Cairncross S, Colford JM Jr. Estimating the impact of unsafe water, sanitation and hygiene on the global burden of disease: evolving and alternative methods. Trop Med Int Health. 2014 Aug;19(8):884-93.
• Gruber JS, Arnold BF, Reygadas F, Hubbard AE, Colford JM Jr. Estimation oftreatment efficacy with complier average causal effects (CACE) in a randomizedstepped wedge trial. Am J Epidemiol. 2014 May 1;179(9):1134-42.
•Arnold BF, Null C, Luby SP, Unicomb L, Stewart CP, Dewey KG, Ahmed T, AshrafS, Christensen G, Clasen T, Dentz HN, Fernald LC, Haque R, Hubbard AE, Kariger P,Leontsini E, Lin A, Njenga SM, Pickering AJ, Ram PK, Tofail F, Winch PJ, Colford JM Jr. Cluster-randomised controlled trials of individual and combined water,sanitation, hygiene and nutritional interventions in rural Bangladesh and Kenya: the WASH Benefits study design and rationale. BMJ Open. 2013 Aug 30;3(8):e003476.
•  Colford JM Jr, Schiff KC, Griffith JF, Yau V, Arnold BF, Wright CC, Gruber JS,
Wade TJ, Burns S, Hayes J, McGee C, Gold M, Cao Y, Noble RT, Haugland R, Weisberg
SB. Using rapid indicators for Enterococcus to assess the risk of illness after
exposure to urban runoff contaminated marine water. Water Res. 2012 May
• Arnold BF, Khush RS, Ramaswamy P, London AG, Rajkumar P, Ramaprabha P, Durairaj N, Hubbard AE, Balakrishnan K, Colford JM Jr. Causal inference methods
to study nonrandomized, preexisting development interventions. Proc Natl Acad Sci
U S A. 2010 Dec 28;107(52):22605-10.
•  Colford JM Jr., Hilton J, Wright C, Arnold B, Saha S, Wade T, Scott J, Eisenberg J.   The Sonoma Water Evaluation Trial:  A randomized drinking water intervention trial to reduce gastrointestinal illness in older adults.   Am J Pub Health 2009 Nov;99(11):1988-95
• Colford JM Jr, Wade TJ, Schiff KC, Wright CC, Griffith JF, Sandhu SK, Burns S, Hayes J, Sobsey M, Lovelace G, Weisberg S.  Water quality indicators and the risk of illness at non-point source beaches in Mission Bay, California.  Epidemiology 2007 Jan;18(1):27-35
•  Colford JM Jr., Wade TJ, Sandhu SK, Wright CC, Lee S, Shaw S, Fox K, Burns S, Benker A, Brookhart MA, van der Laan M, Levy D.  A randomized controlled trial of in-home drinking water intervention for the reduction of gastrointestinal illness.  Am J Epidemiol. 2005 Mar 1;161(5):472-82.  PMID: 15718483


• PH250b:  Epidemiologic Methods II
• PH252c:  Intervention Trial Design
• PH235:    Impact Evaluation for Health Professionals
Faculty Council, School of Public Health
• UC Berkeley Sponsored Projects Office Advisory Committee