What PEHSU Does

Christine Caraballo

Deputy Director for the PEHSU National Program Office. With over 20 years of experience at PHI, Christine Caraballo is a seasoned professional supporting non-profit, federally funded health programs. Combining a knack for systems thinking and process improvement, she has a track record for managing efficient, high-performance teams. Christine spent the past six years managing the PHI/CDC Global Health Fellowship Program, building out a staff team, supporting over 200 fellows in the field, and building relationships with CDC mentors. Prior to the fellowship, Christine worked on a USAID funded program for global health fellows. She is skilled in work planning, project management, vendor management, recruitment, outreach, and collaborative problem solving. She earned a Bachelor of Arts in Sociology from San Diego State University. 

Catherine Marquez

Finance Manager for the PEHSU National Program Office. Catherine brings over two decades of experience at PHI. Catherine’s expertise includes managing post-award financial oversight for various USAID cooperative agreement programs with PHI, managing budget development, financial reporting, forecasting, and preparing detailed financial reports across multiple budget components, ensuring clarity and understanding across the organization. 

Anna Mae Rogelio

Mike Sage, MPH

As Program Director for the PEHSU National Program Office, Mike serves as the primary point of contact for the U.S. Centers for Disease Control and Prevention (CDC) on the strategic impact of the project and is responsible for maintaining technical success while also ensuring compliance with funder requirements. Previously, Mike was Program Director for the Region 9 Emergency Preparedness Workplan and the PHI/CDC Global Health Fellowship Program. Mike currently holds an appointment as Guest Researcher at the Center for Disease Control and Prevention (CDC) and serves as a senior consultant to the Public Health Institute (PHI). The American Thoracic Society also appointed Mike as the Executive Director of Stop TB USA, the US Partner to the Global Stop TB Partnership. Prior to retirement from CDC he served as Senior Advisor for Global Environmental Health, National Center for Environmental Health (NCEH), with responsibilities that included managing CDC efforts to support clean and safe Cookstoves programs. He has extensive experience in public health policy/program development, implementation, and evaluation. He has served in numerous leadership positions at CDC including; Director, Public Health Portfolio Management Program, Office of the Director, CDC; Director of Global Business Services; Deputy Director of the Office of Terrorism Preparedness and Emergency Response; and Associate Director for Policy, Evaluation, and Planning, NCEH. 

Whitney Sterten-Hall

Communications Lead for the PEHSU National Program Office. Whitney is a Communications Professional with over 5 years of experience at PHI on CDC funded programs. She helps organizations showcase their successes through various media that includes writing, podcast, graphics and video creation. Since 2014, Whitney has helped launch and grow global communications efforts in both non-profit and for-profit industries in education, travel and public health. She is passionate about celebrating perspectives across cultures, and empowering audiences by making information more accessible and easier to understand. Previously, Whitney spent four years supporting the PHI/CDC Global Health Fellowship Program and one year supporting the Region 9 Emergency Preparedness Workplan. A highlight of her time on the fellowship was creating and producing the PHI/CDC Global Health Podcast, along with improving internal communications and streamlining complex processes. She holds a Bachelor of Arts in Anthropology from New York University, an MSW from Columbia University, and a Certificate in Strategic Communications & Public Relations from Portland State University.