American Chemical Society announces new leadership team members

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WASHINGTON, Nov. 20, 2023 — The American Chemical Society (ACS) is pleased to announce the appointment of two new members of its executive leadership team. 

Selyn Hong will assume the role of Executive Vice President of Human Resources at ACS, starting Jan. 22, 2024. Hong will lead the organization's people strategy, overseeing talent management, workforce planning and human resource operations. Stephanie Holland was named ACS’ Senior Vice President of Communications and Marketing, following six months in that role in an interim capacity.

“Together, these appointments position ACS for future growth and success,” says ACS CEO Albert G. Horvath. “Stephanie has demonstrated great leadership while in the interim position, and Selyn brings fresh perspectives and experience to our leadership team.”

Selyn Hong
Stephen Voss/NPR

Currently serving as NPR’s Chief People Officer, and previously as its Vice President of Human Resources, Hong is passionate about driving a positive employee experience. She has led and implemented initiatives, policies and programs to foster diversity, equity, inclusion and belonging, as well as employee well-being and growth.

Prior to NPR, Hong served as a labor and employment attorney, advising and representing clients across various industries on a wide array of labor and employment matters. She completed the Wharton Executive Education Chief Human Resources Officer Program. She also holds a Juris Doctor degree from Columbia Law School and a bachelor’s degree in political science from Yale University.

Stephanie Holland

Holland served as ACS’ Senior Director of Sales, Marketing and Strategic Partnerships immediately prior to her current executive role. She will lead initiatives to elevate the organization’s brand visibility while also advancing the organization’s communications and marketing efforts.

Since joining ACS in 2012, Holland has spearheaded teams responsible for the strategic development, marketing, and branding of advertising and membership products with an emphasis on cultivating audience engagement. Holland attended Howard University’s Cathy Hughes School of Communications, where she studied journalism and advertising. She has been recognized with three FOLIO: Top 100 awards, including being named to the Digital Hall of Fame, which honors innovative media and publishing professionals.


The American Chemical Society (ACS) is a nonprofit organization chartered by the U.S. Congress. ACS’ mission is to advance the broader chemistry enterprise and its practitioners for the benefit of Earth and all its people. The Society is a global leader in promoting excellence in science education and providing access to chemistry-related information and research through its multiple research solutions, peer-reviewed journals, scientific conferences, eBooks and weekly news periodical Chemical & Engineering News. ACS journals are among the most cited, most trusted and most read within the scientific literature; however, ACS itself does not conduct chemical research. As a leader in scientific information solutions, its CAS division partners with global innovators to accelerate breakthroughs by curating, connecting and analyzing the world’s scientific knowledge. ACS’ main offices are in Washington, D.C., and Columbus, Ohio.

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Note: ACS does not conduct research, but publishes and publicizes peer-reviewed scientific studies.

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