Catherine Abrams, MPH, MMT Program Manager As the SURGE Program Manager at HFP, Catherine helps to build systems that recognize substance use disorder (SUD) as a… Learn More Colin Bowers, MPP Program Assistant Colin Bowers is a Program Assistant with the SURGE Program, where he supports program coordination and implementation.… Learn More Debra D’Alessandro, MPH Director of Public Health Training and Technical Assistance, Health Federation of Philadelphia Debra D’Alessandro has worked in a variety of capacities at Health Federation since 1994. Debra is responsible for… Learn More Kristin Walker, RN, MSN, ACRN Program Director of Perinatal Public Health Training and Accreditation Kristin Walker is a public health nurse, doula, and former Certified Nurse-Midwife. She has worked in various aspects… Learn More