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Board of Directors


Check out our Annual Report

2018 Board of Directors

Winnette McIntosh Ambrose
Maria Conticelli, President
Patrick Crowley
Elizabeth Carriger Erwin, Secretary
Samantha Grunberg, Treasurer
Lauren Harper
Stanton Jones, Member-at-Large, Executive Committee 
Rachel Kanter
Kim Langenhahn
Beth McHugh, Immediate Past President
Jenny Werwa, Vice President
Megan Yanik, Faculty Representative
Ada Fernandez Johnson, Legal Counsel

Winnette McIntosh AmbroseDr. Winnette McIntosh Ambrose is an engineer-turned-entrepreneur and two-time Food Network Champion. Winnette is the owner of The Sweet Lobby, a Washington DC artisanal bakery, specializing in French-inspired pastries for wholesale and retail. Winnette emigrated from her native Trinidad and Tobago to attend MIT. After graduating with bachelor’s degrees in Chemical Engineering and French Language and Literature, Winnette went on to a career in the cardiovascular device industry and holds the patent for the first FDA-approved device for carotid stenting. Following her time in industry, Winnette earned her PhD in Biomedical Engineering at Johns Hopkins University and then completed a postdoctoral fellowship at the National Institutes of Health. As a biomedical engineer, Winnette combined stem cells and biomaterials to rebuild the layers of the retina and cornea, with the ultimate goal of restoring vision in patients with damaged or diseased ocular tissue. Winnette opened The Sweet Lobby in June of 2011, during the last year of her postdoctoral fellowship. Within months of opening, Winnette’s baking talents gained international attention when she won Food Network’s Cupcake Wars. In the eight years since its inception, Winnette and her team have grown The Sweet Lobby from neighborhood treasure to national brand, with its multiple retail locations in DC and wholesale clientele throughout the USA, including some of the nation’s premier food retailers, luxury brands and coffee shops. The Sweet Lobby’s signature products include French macarons, croissants, kouign amann, canelés, madeleines and gourmet cupcakes. In January of 2018, Winnette won Food Network’s Chopped, becoming the first person in the history of the network to win both C

In June of 2019, Mayor Muriel Bowser awarded Winnette the Mayor’s Advisory Commission on Caribbean Community Affairs (MACCCA) Award for her contributions to the city of Washington DC.  Winnette is a sought-after public speaker and is passionate about the role of STEM education in creating successful entrepreneurs. Winnette lives in Washington DC’s Capitol Hill with her husband and two sons.

Maria ContinelliMaria Conticelli currently serves as the Manager of Operations at Operation Pathways, Inc., an affiliate of the NHP Foundation. Operation Pathways provides place-based programs and services to individuals living in affordable housing communities. Over the past 10 years, Maria's focus has been non-profit program management and leadership development to improve organizational outcomes and success. As a child, Maria was a ballet dancer and performed in the Atlanta Ballet’s The Nutcracker. As a former actress, some of her favorite theatrical roles include the White Witch in The Lion, the Witch, and the Wardrobe and Florence Unger in the female version of The Odd Couple. Maria received her Bachelor’s degree in Theatre and Communication Studies from Saint Mary’s College and a Master of Science in Child Development from the Erikson Institute in Chicago. In her free time, Maria is a yoga teacher and fitness enthusiast.

Patrick Crowley

Patrick Crowley, a Capitol Hill resident since 1979, comes to CHAW with a solid background in hands-on community involvement.  In his 20+ years of leadership in the rescue of Historic Congressional Cemetery, he participated in every aspect of its transition from a forlorn local burial ground to a vibrant, nationally renowned historic landmark.  Patrick’s professional work as an energy economist included 27 years at the Federal Energy Regulatory Commission.  He is currently at Brown Williams Moorhead & Quinn.  Patrick’s home in northeast Capitol Hill is filled with art: clay, bronze, and steel sculptures; watercolor, oil, and acrylic paintings; a collection of world globes; faux finished walls in every room; hundreds of novels; and his own drawings. 

Elizabeth Carringer

Elizabeth Carriger Erwin currently serves as public art project manager for Arlington, VA’s nationally-renowned public art program where she develops and manages various community-focused public art projects and advises on developer-initiated design enhancements. Prior to joining Arlington County, she most recently served as Public Art Coordinator for the DC Commission for the Arts and Humanities where she managed a number of rewarding temporary and permanent public art projects throughout the District of Columbia.  The Chattanooga, Tennessee native previously spent three years as Program Assistant with Public Art Chattanooga. Before entering the field of public art, she was Assistant Director of Washington, DC’s Nevin Kelly Gallery. Elizabeth received a Bachelor of Arts (2000) and a Master of Arts (2008) in Art History from the George Washington University.  She resides on Capitol Hill with her husband and daughter.

Samantha Grunberg is currently an associate in the Litigation Department at Debevoise & Plimpton LLP.  She works primarily in the White Collar & Regulatory Defense Group, focusing on white collar criminal defense, securities enforcement defense, and internal investigations. Before starting at Debevoise, she was in the Division of Economic and Risk Analysis at the U.S. Securities and Exchange Commission. Samantha and her husband moved to Capitol Hill in 2018. Samantha grew up playing the trumpet in both jazz and concert bands.  She and her husband enjoy attending the theater and various musical performances, as well as visiting art museums. Samantha received her B.A. in Economics and M.S. in Applied Economics and Finance from the University of California, Santa Cruz and her law degree from the George Mason University School of Law.

Lauren Harper is the Director of Communications at the nonprofit National Security Archive in Washington, D.C. Lauren has been with the Archive, a research organization and leading user of the Freedom of Information Act, since 2011. She writes a highly-regarded weekly round-up of federal secrecy news, manages all of the Archive’s social media accounts, and conducts the Archive’s widely-cited FOIA audits, which chart how well government agencies administer the FOIA. Harper also enjoys speaking with university classes and visiting professionals about the state of transparency and how to use the FOIA. Both a novelist and an artist, Lauren brings a life-long love or art and learning to CHAW. She holds a Master of Arts degree in Middle Eastern Studies and a Master of Public Policy degree, both from the University of Chicago, and received her Bachelor of Arts degree from Scripps College.

Stanton Jones

Stanton Jones is a partner at Arnold & Porter Kaye Scholer LLP where he focuses his practice on appellate and Supreme Court litigation. From 2012 through 2016, Stanton also taught appellate advocacy as an adjunct professor at Georgetown University Law Center, where he earned in law degree magna cum laude in 2007. Before law school, Stanton taught second and first grades in the Baltimore City Public Schools as a member of Teach for America. He has a bachelor’s degree from University of Michigan and a master’s degree from Johns Hopkins University. At some point before all that, he was an aspiring musician (guitar, bass, a bit of mandolin, and most recently ukulele). For the past few years, Stanton’s daughters have taken violin lessons at CHAW, and both he and they have loved every minute of it. 

Rachel Kanter

After 10 years in Education, Rachel Kanter is currently working as a full-time mom to her son Isaac. A lifelong musician and aspiring crafter, Rachel is committed to supporting community arts programs. Rachel has previously worked as an Education consultant, as well as a portfolio manager for several National nonprofits including First Book and Breakthrough Collaborative. Rachel also has 5 years classroom teaching experience and has taught in a variety of school settings including public, charter and independent schools. Rachel holds an M.Ed from the Harvard Graduate School of Education and a B.A. from Yale University. She lives in Washington, D.C. with her husband, son and labradoodle Bruce.

Kim Langenhahn

Kim Langenhahn moved to Washington, D.C. from Riyadh, Saudi Arabia in October of 2016 and brings over ten years of management consulting and nonprofit advisory experience along with a love of the arts to the CHAW Board. Through her work with US and MENA-based healthcare, retail, energy, and international nonprofit clients, Kim has gained a deep understanding of the critical strategic issues that confront all organizations, from small nonprofit community hospitals to billion dollar retailers. In the winter of 2018, she joined Terrapin Pharmacy, a specialty pharmacy that serves individuals diagnosed with severe and persistent mental illnesses, to help build their medication adherence technology business. Kim holds a joint MBA/MPP from The University of Chicago and a BA from Duke University.

Beth McHugh

Beth McHugh is currently a Senior Product Manager at LearnZillion, a social impact organization focused on empowering teachers to meet the needs of all students. She is responsible for identifying key opportunities for the business through research and works with a  team of engineers and designers to implement new products or updates to existing products. She holds a BS from the University of Richmond with a major in computer science and minors in studio art and math. She has been a student of CHAW teaching artist Ellen Cornett and has participated with her son in Music Together for multiple semesters at CHAW. 

Sam Weyrauch

Jenny Werwa is the Director of Communications for the Council of Large Public Authorities. She also has communications and outreach experience from Capitol Hill, the National Association of Realtors, the American Immigration Lawyers Association, the American College of OB-GYNs, and Physicians for Social Responsibility, a non-profit in Washington, DC. She has a BA in government and politics from the University of Maryland, College Park, and a MA in philosophy and social policy from George Washington University. Jenny has enjoyed several classes and the open darkroom at CHAW and is always eager to learn new things. She and her husband live in Mt. Pleasant with their two cats and a dog named Tobias.

Megan YanikMegan Yanik serves as the Faculty Representative on the CHAW Board of Directors. Violist Dr. Megan Fergusson Yanik enjoys a multifaceted career as both a performer and teacher. She has performed with orchestras throughout the United States and is principal violist of the Grammy nominated Inscape Chamber Orchestra. She has served on the music faculties at Bowling Green State University and George Mason University, and has taught at music festivals throughout the country including Wintergreen Performing Arts and The Brevard Music Center. Dedicated to the education of young people, Megan currently teaches violin and viola at Capitol Hill Arts Workshop (CHAW) where she is the Chair of the Music Department. 

She holds degrees in viola performance from Rice University (BM), the New England Conservatory (MM), and the University of Michigan (DMA), and is a certified Suzuki instructor. She currently works at the Library of Congress in addition to her duties at CHAW. Megan resides in Washington, D.C. with her husband, saxophonist Jonathan Yanik, and their two children.