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Department of Psychiatry Faculty

Photo: Gregory W. Dalack, M.D.

Gregory W. Dalack, M.D.

Contact Information



  • College of Physicians and Surgeons of Columbia University, New York, NY
  • Yale University, New Haven, Connecticut; B.S. Chemistry

Clinical Interest:

  • Severe and Persistent Mental Illness
  • Schizophrenia
  • Nicotine Addiction
  • Mood Disorders

Research Interest:

  • Smoking, Nicotine Addiction and Schizophrenia
  • Treatment Response with Atypical Antipsychotics in Schizophrenia

Academic Appointment:

  • Chair, Department of Psychiatry
  • Associate Professor, Department of Psychiatry

Recent or Representative Publications:

  • Dalack GW, Becks L, Hill E, Pomerleau O, Meador-Woodruff JH: Nicotine Withdrawal and Psychiatric Symptoms in Cigarette Smokers with Schizophrenia. Neuropsychopharmacology 21:195-202, 1999.
  • Witbeck G, Hornfeld S, Dalack GW: Emergency room outreach to chronically addicted individuals: a pilot study. Journal of Substance Abuse Treatment 19:39-43, 2000.
  • Malaspina D, Dalack G, Leitman D, Corcoran C, Amador X, Yale S, Glassman A, Gorman JM: Low heart rate variability is not caused by typical neuroleptics in schizophnrenia patients. CNS Spectrums 7: 53-57, 2002.
  • Ritter LM, Meador-Woodruff JH, Dalack GW: Neurocognitive measures of prefrontal cortical dysfunction in schizophrenia. Schizophrenia Research 68: 65-73, 2004.
  • Mickey BJ, Dalack GW: Auditory gating in schizophrenia: a pilot study of the precedence effect. Schizophrenia Research 73:327-331, 2005.
  • Valenstein M, McCarthy JF, Ignacio RV, Dalack GW, Stavenger T, Blow FC: Diffusion of a new antipsychotic in a large health system: Patient and facility factors. Psychiatric Services 57(1):70-76, 2006.
  • Lambert BL, Cunningham FE, Miller DR, Dalack GW, Hur K: Diabetes risk associated with use of olanzapine, quetiapine and risperidone in VA patients with schizophrenia. American Journal of Epidemiology 164:672-681, 2006.
  • Copeland LA, Mortensen EM, Zeber JE, Pugh MV, Restrepo MI, Dalack GW: Pulmonary disease among inpatient decedents: impact of schizophrenia. Progress in Neuro-Psychopharmacology & Biological Psychiatry 31:720-726, 2007.