Marissa Guerrero is a Civil Society and Leadership program officer at the David and Lucile Packard Foundation. In this role, she oversees grantmaking focused on equipping leaders and organizations to achieve their individual and collective goals. She also leads her team’s learning and evaluation work, which is rooted in a commitment to listening to partners and acting on their recommendations. 

Marissa is committed to building a world where everyone has what they need to fully care for themselves and one another. This commitment has motivated her research and advocacy on race and gender justice. It has also influenced work she has led supporting child welfare organizations and advising philanthropic institutions on strategy and evaluation. 

Marissa holds a Doctorate of Philosophy and Master of Arts in political science from the University of Chicago. She completed her bachelor’s degree in political science and women’s studies at the University of California, Los Angeles. 

Marissa enjoys dancing, poetry, and deep conversations in English and Spanish with her preschooler.