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CHC Staff

  • Kristen Hettrick
    Kristen Hettrick

    EXECUTIVE DIRECTOR.   Kris brings a background in adult education and experience in planning, organizing, and implementing solutions. She previously served as Education Services Manager providing leadership for three programs: adult literacy, family literacy with early childhood education, and summer learning (K-4).
    Phone: 610-443-1595, Ext. 15. Email:

  • Paula Ream
    Paula Ream

    MANAGER OF ADMINISTRATION. Paula joined CHC in March, 2021. Her experience includes fundraising, event management, community relations and communications, and she has served on several local nonprofit boards including the Northampton Area Food Bank, Turning Point of LV, Valley Search and Rescue and the Northampton Area Chamber of Commerce.
    Phone: 610-443-1595, Ext. 30. Email:

  • Lisa L. Campbell
    Lisa L. Campbell

    Lisa Campbell is a native from Milwaukee, Wisconsin. She earned her Bachelors of Art in Music, at Tennessee State University, Teacher Certification, from the University of Wisconsin-Milwaukee and Masters of Art in School Guidance Counseling, at Spalding University, in Louisville, Kentucky. Her professional career consists of 20+ years in elementary and middle school education. As an entrepreneur, Lisa has always had a passion for the arts and integrating it in all of her business ventures, from Campbell Talent Development, Tiny Blessings Learning and Child Development Center and presently Campbell Images, LLC. She brings a vast knowledge of educational standards and understands the value of all stakeholders engaged in responsive, restorative and preventative practices to support a thriving community for learners and leaders.
    Phone: 610-443-1595, Ext. 19. Email:

  • Maria Alonso-Tomlinson, MALD
    Maria Alonso-Tomlinson, MALD

    Maria holds a Masters of Arts in Leadership Development from Evangelical Seminary in Myerstown, PA and a Bachelor’s Degree in Science of Communications from Sacred Heart University in San Juan, PR. She has been working with organizations in the Lehigh Valley in areas of parenting education, case management, recruitment, foster care, supervision, facilitation, and the creation of workshops. Maria enjoys building relationships in the community, understanding that working together and unifying efforts help the well-being of the community. Maria is a mother of two and along with her husband they serve with TEAMS for Medical Missions which provides medical services in Ocho Rios, Jamaica. In her spare time, she likes to paint, make jewelry, hair bows, and reading.
    Phone: 610-443-1595, Ext. 24.

  • Annie Bickert
    Annie Bickert

    OFFICE OPERATIONS MANAGER. Annie has worked at CHC almost since its inception and acts as historian to the many changes CHC has gone through over the years.  She lives in Nazareth with and is the mother to two daughters and Grannie to two grandchildren.  Annie enjoys reading, gardening, and attending Nazareth Girl’s basketball games.
    Phone: 610-443-1595, Ext. 31. Email:

  • Jillian Cabrera
    Jillian Cabrera

    PREVENTION SPECIALIST. Jillian joined CHC in January 2020. She earned her BS in Psychology with a concentration in Biopsychology from Cedar Crest College, and has experience in social services/community programs. In her free time, Jillian enjoys many different forms of athletics and likes to travel.

    Phone: 610-443-1595, Ext. 20. Email:

  • Stephanie Dorney
    Stephanie Dorney

    MANAGER, SAP AND PREVENTION, COMMONWEALTH APPROVED TRAINER (CAT).   Stephanie joined the CHC staff as a SAP Liaison in November of 2016. She holds a BA in English from Moravian College.  Before joining the CHC staff Stephanie worked at Whitehall Middle School in 8th grade Special Education, where one of her duties was to establish and maintain working relationships between teachers, parents, students. 
    Phone: 610-443-1595, Ext. 17. Email:

  • Maria Duarte
    Maria Duarte

    PREVENTIAL SPECIALIST. Maria went to Keystone College and graduated with a bachelor’s degree in Criminal justice and psychology. She was also the vice president for her fencing club. Before starting CHC, Maria worked with immigrant children at KidsPeace. She also enjoy drawing and painting.

  • Sandra Duarte
    Sandra Duarte

    PREVENTION COORDINATOR. Sandy joined CHC in February 2020. She earned her AS in social work from Northampton Community College. She is currently continuing her social work education at Cedar Crest College, and has experience in social services/community programs. In her free time, Sandy enjoys crafting, carpentry and meditation.

  • Yessica Gomez
    Yessica Gomez

    SAP LIAISON. Yessica Gomez recently earned a Bachelors of Arts in Public Health with an interest in English Studies from Moravian College. What drew her to the Public Health field was social determinates of health and the barriers to health school children and families face every day. She can’t wait to begin her work in helping break down barriers.
    Phone: 610-443-1595, Ext. 16. Email:

  • Jennifer Hanley
    Jennifer Hanley

    SAP LIAISON - Jenn recently earned a Masters of Public Health degree from West Chester University of PA, where she also earned her BA in Psychology and a graduate certificate in Gerontology. Before joining the SAP team, she worked with CHC as a Project Success Mentor in Whitehall- Coplay Middle School and Whitehall High School. She is eager to be fully immersed into her new role as SAP Liaison as she thrives most working in teams, and having the opportunity help students overcome hindrances which keep them from reaching their highest potential in school.
    Phone: 610-443-1595, Ext. 27. Email:

  • Pam James
    Pam James

    CLERICAL ASSISTANT. Before joining CHC, Pam was employed in the advertising department at The Express-Times/ over 40 years. She and her husband, Bob, live in Bethlehem and are the parents of two daughters and one granddaughter..
    Phone: 610-443-1595, Ext. 10. Email:

  • Karen Kohn
    Karen Kohn

    SAP ADMINISTRATOR. Karen is a retired educator in the Bethlehem Area School District with a Master’s Degree in Education from Penn State University. During her Freedom High School tenure she was Department Chair of the Health and Physical Education department, head coach of the girls Gymnastic team and the girls Tennis Team. Karen was inducted into the Freedom HS Athletic Hall of Fame. Karen was also the SAP Coordinator at Freedom for 20 years, and an executive member of the PASAP Board of Directors for 7 of the 8 years that she served. She was also a member of the Dept. of Education SAP Advisory Board for 6 years. Now employed at the Center for Humanistic Change, Karen has been a Commonwealth Approved Trainer since 2009. She does many different types of SAP related trainings, organizes 4 annual SAP Consortiums .
    Phone: 610-443-1595, Ext. 22. Email:

  • Meredith Makoul Labert
    Meredith Makoul Labert

    SAP SUPERVISOR - Meredith joined the CHC staff as a SAP Liaison in August of 2019. She holds a Masters in Clinical and Counseling Psychology from Chestnut Hill College. She earned her Bachelors degree in Psychology with a minor in Family Studies at James Madison University in Virginia. Prior to joining CHC, she was a SAP counselor in various Northampton schools and also worked two years as an Outpatient Therapist working with children and teens. Meredith is going on her sixth year of coaching field hockey and recently took the position of the Assistant Field Hockey Coach for the Allentown School District.
    Phone: 610-443-1595, Ext. 26. Email:

  • Delia Mitchell
    Delia Mitchell

    SAP LIAISON. Delia Mitchell Joined CHC September 10, 2018 as a SAP Liaison. She holds a Master’s in Justice Administration and Paralegal Degree from the University of Louisville, Bachelor of Arts in Criminal Justice from Kentucky State University. Delia has worked in Social Impact for 15 years. She’s worked for the Jefferson County Public School System as a Family Service Worker, she gained her (CADAC) Certified Alcohol and Drug Addiction Certification while doing one on one Addiction Counseling and Relapse prevention groups. Delia became a Certified Life Coach in March, 2015 and has provided trainings on Self Care and parenting groups. Outside of work Delia teaches the elementary Sunday school class at her church.
    Phone: 610-443-1595, Ext. 18. Email:

  • Donna Rohrbach
    Donna Rohrbach

    DATA SPECIALIST. Donna was born and raised in Allentown. She worked 26 years for Sprirax/Sarco as a cost accounting clerk, then 15 years at United Way of the Greater Lehigh Valley as a liaison between donor and agencies. Donna started at CHC as a part-time employee September 4, 2017.  In her free time she volunteers @ McKinley Elementary School in Allentown.  Donna has been married for 40 years and has 2 daughters and 3 grandchildren.
    Phone: 610-443-1595, Ext. 22. Email:

  • Ginny Sandoval
    Ginny Sandoval

    SUPERVISOR, PROJECT SUCCESS/CROSSROADS: Ginny Sandoval joined the Center for Humanistic Change (CHC) in June 2021 as Supervisor, Project Success/Crossroads. Ginny earned her Bachelors of Science in Fashion Merchandising and Marketing at State University of New York at Oneonta. As a former military spouse living in three different countries, she volunteered for over 20 years in international relations; cross-cultural competency; event planning; and advocating for youth, women, and families. She obtained her Dual Masters in Human Resources Management and Leadership from Webster University. Prior to her role as Supervisor, Ginny worked as a Crossroads Mentor at CHC for two years. Ginny is passionate about connections with people and serving the community.
    Phone: 610-443-1595, Ext.14. Email:

  • Katelyn Schoelles
    Katelyn Schoelles

    GRANT WRITER. Katelyn joined CHC in January 2020 as an intern. She graduated from East Stroudsburg University in May 2020 with her BSW. and was hired as the Grant-Writer in July 2020. Katelyn is passionate about helping individuals with addiction cultivate a more fulfilling life. In her free time Katelyn enjoys crafting, spending time with family, and cooking. Phone 610-443-1595 Ext. 12. Email:

  • Wendy Texter
    Wendy Texter

    SAP LIAISON/MENTOR - Wendy has been working with the CHC as a Project Success mentor for the last four years, and has now joined the SAP team. Wendy has a bachelor’s degree in communications from the New School for Social Research in NYC.
    Phone: 610-443-1595, Ext. 28. Email:

  • Devon Vukovich
    Devon Vukovich

    DATA ANALYST - Devon has both a Bachelor (Moravian College) and Masters (Lehigh University) of Science Degree in Mathematics. Devon has served as a Teaching Assistant in Mathematics at Lehigh University, Professional Tutor in mathematics at Lehigh Carbon Community College, and a Peer tutor in Mathematics at Moravian College.
    Phone: 610-443-1595, Ext. 37. Email:

  • Lisa Wolff
    Lisa Wolff

    MANAGER OF COMMUNITY ENGAGEMENT. Lisa has participated in the development of programs such as Current Drug Trends, HOPE (Heroin and Opioid Prevention Education), and Awareness and Action: How We Can Help Prevent Suicide. Lisa facilitates a variety of CHC programs throughout the Lehigh Valley. She also mentors middle and high school students through CHC’s Project SUCCESS program. A graduate of Lehigh University, Lisa completed her M.Ed. at DeSales University, and taught fourth and sixth grade students in the East Penn School District before joining the Center in 2013. Phone: 610-443-1595, Ext. 36. Email:

  • Kimberly Ynfante De Sanfilippo
    Kimberly Ynfante De Sanfilippo

    SAP LIAISON. Kimberly joined CHC in October 2020. Originally from New York City, born in the Bronx, she earned her Bachelors in Human Services Management and a Minor in Physiology from Alfred State College. In the past Kimberly has worked with toddlers in classrooms. She loves making connections with children, their families and making a difference in their lives. She is currently continuing her passion for helping others by broadening her experience with CHC. In her free time, Kimberly enjoys playing Dungeons and Dragons, playing video games, writing poetry, dancing and cooking.

Board of Directors