Courtney (Kozul) Horvath

Executive Director, Global Strategy and Operations, Translational Medicine, Novartis, Cambridge, Massachusetts

Dr. Courtney Horvath is a board certified toxicologist and drug development professional at Novartis Institutes for Biomedical Research (NIBR) (Cambridge, MA). Following completion of her PhD and post doc at Dartmouth, Courtney started her career in biopharma at Sanofi-Genzyme as a project toxicologist, leading the preclinical development of several biologics and gene therapy programs. In 2014, Courtney moved to Novartis to continue her career as a project toxicologist. In 2016, Courtney was promoted to a global leadership role in the Novartis Preclinical Safety (PCS) organization. In this role, Courtney works closely with the PCS Global Head to ensure operational excellence and is the key leader of strategic projects within PCS. During the course of her career, Courtney has led the nonclinical development of biopharmaceuticals across various therapeutic areas and all stages of development.


  • PhD, '10, Program in Experimental and Molecular Medicine, Dartmouth College
  • BA, '06, Regis College

Selected Publications

  • Fei DL, Li H, Kozul CD, Black KE, Singh S, Gosse JA, DiRenzo J, Martin KA, Wang B, Hamilton JW, Karagas MR, Robbins DJ. Activation of Hedgehog signaling by the environmental toxicant arsenic may contribute to the etiology of arsenic-induced tumors. Cancer Res. 2010; 70(5):1981-8.

  • Kozul CD, Ely KH, Enelow RI, Hamilton JW. Low-dose arsenic compromises the immune response to influenza A infection in vivo. Environ Health Perspect. 2009; 117(9):1441-7.

  • Kozul CD, Hampton TH, Davey JC, Gosse JA, Nomikos AP, Eisenhauer PL, Weiss DJ, Thorpe JE, Ihnat MA, Hamilton JW. Chronic exposure to arsenic in the drinking water alters the expression of immune response genes in mouse lung. Environ Health Perspect. 2009; 117(7):1108-15.

  • Kozul CD, Nomikos AP, Hampton TH, Warnke LA, Gosse JA, Davey JC, Thorpe JE, Jackson BP, Ihnat MA, Hamilton JW. Laboratory diet profoundly alters gene expression and confounds genomic analysis in mouse liver and lung. Chem Biol Interact. 2008; 173(2):129-40.

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