Offering the Support that Students Need

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Dr. Holtz is an independent consultant who specializes in leadership development. She earned her Ph.D. in Educational Leadership at the University of Pennsylvania. She was a teacher and administrator in the School District of Philadelphia for 32 years, including 13 years as principal of Wilson Middle School.



Board Member

Bio coming soon.



Jenèe Chizick brings a wealth of experience, compassion and energy to the board at Mariana Bracetti Academy. Jenèe has worked in publishing, marketing, and student recruitment. While working in marketing and recruitment at Temple University and St. Joseph's University she developed and promoted international experiences through study abroad and deepened representation of underserved students both locally and globally.



Brian is a Tax Director at PwC in Philadelphia with over 15 years of experience providing tax accounting, planning and compliance services to a diverse range of clients. Brian is a CPA licensed in Pennsylvania and is a graduate of LaSalle University, holding a masters in taxation from Villanova University School of Law.



Rosalie has over twenty years of managerial experience in higher education. She earned her B.A. in Spanish and Art History from Queens College, City University of New York, and her M.A. and Ph.D. in Romance Languages from the University of Pennsylvania.



Célestine M. Hagerty is a senior leader at Vanguard where she oversaw the largest mutual fund proxy in U.S. history. Ms. Hagerty previously held leadership roles within the Retail and Financial Advisor Services divisions, ranging from oversight of shareholder subdivisions to chief of staff roles. She joined Vanguard in 1999. Ms. Hagerty graduated from Bucknell University, received an M.B.A. from The Haub School of Business at St. Joseph’s University, and is completing the Securities Industry Institute Program at The Wharton School of the University of Pennsylvania.



Ana-Rita Mayol is the Associate Director of the University of Pennsylvania Master of Chemical Sciences. She obtained her BS in Chemistry from the University of Puerto Rico-Rio Piedras Campus in 1993, and her M.S. and Ph.D. in Organometallic Chemistry from Cornell University in 2000. In her work she has implemented innovative education and training programs for underrepresented groups in science and engineering, at the K-12, undergraduate and graduate levels.




Leah Murphy is a certified professional career coach, sought after speaker and author located in Philadelphia, PA. Leah is the President of Career Gems for the Journey, a boutique consultancy focused on helping professionals build thriving careers through strategy and results. She has spent 15 years in Fortune 500 companies honing her skills as a thought leader and coach while molding the careers of people in academia, nonprofit leadership and corporate America.  She believes that intentional actions that invest in people first and process second will lead to exceptional outcomes. Leah is a natural connector who applies a combination of logic, empathy and passion to each cultivated coaching experience.

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Vice President

Dr. Santiago has served as an Associate Professor of Electrical Engineering in the Moore School at the University of Pennsylvania since 1985, with a secondary appointment in the Graduate School of Education since 2008. His C.V. includes over 88 publications and two patents in the areas of synthesis, processing and characterization of materials for optical and electronic applications, sensing and actuating devices.

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Tara L. Smith is Senior Vice President and Corporate Secretary for Discovery, Inc., a global leader in real life entertainment, serving a passionate audience of superfans around the world with content that inspires, informs and entertains.  Tara has two decades of experience advising public companies in the areas of securities law and related regulatory compliance, executive compensation, corporate governance, corporate finance and enterprise risk management.  Tara has a bachelor’s degree from Duke University and a law degree from the University of Pennsylvania Law School.