Teach Science Concepts and Inquiry with Food
Bhakti Petigara Harp
Bhakti Petigara Harp joined FDA's Office of Cosmetics and Colors (OCAC) as a chemist
in 2000. Her current responsibilities include research and methods development for
color additives and other components using various analytical techniques including
HPLC, mass spectrometry, gas chromatography, and TLC-videodensitometry for the agency’s
color certification program. She also is a technical expert and troubleshooter to
support the FDA district laboratories in regulatory actions concerning the analysis
of atypical samples of food, drugs and cosmetics containing organic color additives.
In addition, Bhakti performs chemistry reviews of data establishing chemical identity,
composition, stability, and manufacture of color additives submitted in support
of color additive petitions. Bhakti earned her B.S. in Chemistry from Franklin and
Marshall College in Lancaster, Pa. She earned her Ph.D. in Chemistry from University
of Maryland in College Park, Md.
Alan M. Tart
Alan Tart received a Bachelor of Science degree in Biology with a minor in Chemistry
from Berry College in Rome, GA. In 1997, after a short stint of teaching high school
biology and physical science, Alan joined the U.S. Food and Drug Administration
as a Microbiologist in FDA’s Southeast Regional Laboratory.
In 1999, Alan became a Regional Retail Food Specialist. Alan's responsibilities
include performing food safety surveillance and oversight for Special Security Events
like the G8 Summit and Olympics and disaster relief efforts such as Hurricanes Katrina,
Rita, and Gustav and representing FDA on numerous national food safety and food
In 2004, Alan was elected by his peers to serve as Co-Team Leader for the FDA National
Retail Food Field Team. In this capacity, Alan serves as a member of FDA’s Retail
Food Steering Committee that is responsible for formulating and coordinating the
Agency’s strategic plan and policy on retail food safety issues.
Alan is a recent graduate of the Atlanta Federal Executive Board Leadership Government
Program – a distinctive program that is designed to enhance the team building, leveraging,
and interpersonal skills of government leaders. This program provides essential
training to government leaders in such topics as emergency preparedness, recruitment
and retention of the best and brightest employees, conflict resolution, communication,
and community engagement.
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Underwritten in part by FDA