Scientists & Staff

Program Analysis Branch

Christie Drew, Ph.D.
Branch Chief

Tel (919) 541-3319
Fax (301) 480-3142
drewc@niehs.nih.gov

Joel D. Collinson
Extramural Support Assistant

Tel (919) 324-6842
joel.collinson@nih.gov

Helena L. Kennedy
Program Analyst

Tel (919) 316-4813
helena.kennedy@nih.gov

Kristi G. Pettibone, Ph.D.
Health Scientist Administrator

Tel (919) 541-7752
kristianna.pettibone@nih.gov

Elizabeth Ruben
Program Analyst

Tel (919) 541-9470
elizabeth.ruben@nih.gov

Steven N. Tuyishime, Ph.D.
Presidential Management Fellow

Tel (919) 541-0552
steven.tuyishime@nih.gov