Gwynedd Mercy Academy High School has named Kathleen Kirk Bellwoar chair of its board of trustees. Bellwoar is president and founder of PPT Consulting. New trustees include Mike DeCandido, managing director of global contact center operations for Citibank, and R. Tripp Hyer III, senior vice president of sales and marketing for Gardner-Gibson.

The National Museum of American Jewish History has elected the following members to its Young Friends Board: Zachary Golen, a retirement-plan specialist at MassMutual Greater Philadelphia; Ben Hirsh, founder and executive director of B Good Worldwide; Jacob Markovitz, a Realtor with Elfant Wissahickon Realtors; Alexandra Sayer, a new-business development associate at Pennsylvania Real Estate Investment Trust; Michael Swift, vice president and investment specialist at JPMorgan Private Bank in Philadelphia; Alex Weiner, a real estate attorney at Kurtz & Revness PC; and Andrew Zakroff, an associate in the brokerage division at SSH Real Estate.

Collab,

the Philadelphia Museum of Art's friends group supporting modern and contemporary design, has elected to its board Sarah Archer, independent curator and author of Midcentury Christmas, and Lisa M. Brown, president and CEO of the Center for Emerging Visual Artists.

The National Association of Regulatory Utility Commissioners, a Washington nonprofit founded in 1889 whose members include governmental agencies that are engaged in the regulation of utilities and carriers, has named Mary-Anna Holden chair of its Committee on Water. She is chair of the New Jersey Board of Public Utilities and a former mayor of the Borough of Madison.

InterDigital Inc., a Wilmington mobile-technology research and development company, has appointed John D. Markley Jr. to its board. Markley is managing partner and cofounder of New Amsterdam Growth Capital, a growth equity firm focused on the cloud computing, mobile and communications infrastructure sectors. From 1996 to 2009, he was with Columbia Capital, where he served in a number of capacities including partner, venture partner, and portfolio company executive.

The Pennsylvania Coalition of Public Charter Schools has appointed Antoinette Rath president of its board of trustees. Rath is the CEO of Collegium Charter School in Exton and is the former superintendent of the Mount Laurel Board of Education.

Montgomery County family lawyer Lori K. Shemtob has been inducted as president of the Pennsylvania Chapter of the American Academy of Matrimonial Lawyers. Shemtob is a founding partner of the family law firm Shemtob Law PC in Blue Bell.

Todd Wetzel has been named president of the North American Spine Society for a one-year term. He is a professor of orthopedic surgery and neurosurgery at the Katz School of Medicine at Temple University and an attending physician at Temple University Hospital.

Manko, Gold, Katcher & Fox partner Michael Meloy has been elected to the American College of Environmental Lawyers.

SCORE Bucks County volunteer mentors Ray Valukonis and Erwin Michelfelder have been named cochairmen of the local chapter. SCORE provides small-business mentoring and workshops for aspiring entrepreneurs. After a 35-year career with Xerox Corp., Valukonis retired as vice president and general manager of Monochrome Desktop Products. Michelfelder owned a restaurant for 10 years and the following 25 years as a national account manager for Dietz & Watson.

Nicolette DeVille Christensen, president of Arcadia University, has been invited to serve on the Executive Committee of the International Association of University Presidents, an organization of university chief executive officers from around the world.

Durand Inc., a Marlton provider of learning opportunities to individuals with developmental and learning disabilities, has named Danielle Chase to its board. She is a licensed clinical psychologist who is practicing pediatric neuropsychology in Haddonfield. - Mike Zebe