About Us

CALIBER brings together investigators, commmunity advisory board members, research staff, trainees, and community partners with expertise across alcohol, HIV, and biomarker research. Our collaborative approach drives innovative research and meaningful public health impact.

Our Team

Judy Hahn

Principal Investigator

Phyllis Tien

Principal Investigator

Heather Freasier

Program Director

Nneka Emenyonu

Program Director

Fan Xia

Lead, Data Analytics Unit

Emily Arnold

Co-Director

John Sauceda

Co-Director

Ally Pardo

Graduate Student Researcher

Sebastian Montiel

Program Coordinator