Laser Focus World is an industry bedrock—first published in 1965 and still going strong. We publish original articles about cutting-edge advances in lasers, optics, photonics, sensors, and quantum technologies, as well as test and measurement, and the shift currently underway to usher in the photonic integrated circuits, optical interconnects, and copackaged electronics and photonics to deliver the speed and efficiency essential for data centers of the future.

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Editorial Advisory Board

  • Professor Andrea M. Armani, University of Southern California
  • Ruti Ben-Shlomi, Ph.D., LightSolver
  • James Butler, Ph.D., Hamamatsu
  • Natalie Fardian-Melamed, Ph.D., Columbia University
  • Justin Sigley, Ph.D., AmeriCOM
  • Professor Birgit Stiller, Max Planck Institute for the Science of Light, and Leibniz University of Hannover
  • Professor Stephen Sweeney, University of Glasgow
  • Mohan Wang, Ph.D., University of Oxford
  • Professor Xuchen Wang, Harbin Engineering University
  • Professor Stefan Witte, Delft University of Technology

Ethan Leonard, MD MBA, named senior vice president for the Hospital Based Specialties Center of Excellence

WASHINGTON, D.C., July 31, 2025 (GLOBE NEWSWIRE) -- Children’s National Hospital welcomes Ethan Leonard, MD, MBA, as the new senior vice president for the Hospital Based Specialties (HBS) Center of Excellence. In this role, Dr. Leonard will collaborate with senior leadership to guide the center’s operational, financial, strategic and academic priorities.

“Dr. Leonard brings with him a proven track record of operational excellence, clinical leadership and a deep commitment to pediatric medicine,” said David Wessel, MD, executive vice president and chief clinical officer of Children’s National. “His collaborative approach and focus on continuous improvement will be instrumental as we continue advancing the HBS Center of Excellence to better serve our patients and families.”

Dr. Leonard has served for over a decade as the chief medical officer (CMO) of Rainbow Babies and Children’s Hospital in Cleveland, Ohio. For the past two years, he has also served as the CMO for MacDonald Women’s Hospital. He is the vice chair of Clinical Operations for the Case Western Reserve University Department of Pediatrics.  He has deep experience improving operations, including productivity, patient flow and length of stay.

“It’s an honor to join Children’s National and contribute to its longstanding tradition of excellence in patient care, innovation, and academic medicine,” said Dr. Leonard. “With more than a decade of leadership in pediatric hospital operations and a deep commitment to clinical education and research, I’m excited to collaborate with the outstanding team at Children’s National to advance care for children and families across the region and beyond.”

Dr. Leonard completed his residency, chief residency and a fellowship in pediatric infectious disease at Rainbow Babies and Children’s Hospital. He remains an active clinician educator and professor of Pediatrics at Case Western Reserve University School of Medicine. He is a fellow of both the American Academy of Pediatrics (AAP) and the Infectious Disease Society of America.

He has served on the Clinical Advisory Committee of the Pediatric Infectious Disease Society and the editorial board of PREP Infectious Diseases for the AAP. His academic work focuses on infections in newborns, antimicrobial stewardship and vaccine immunology.

Media contact: Media | Media@childrensnational.org | 202-476-4500

###

About Children’s National Hospital

About Children’s National Hospital Children’s National Hospital, based in Washington, D.C., was established in 1870 to help every child grow up stronger. Today, it is one of the top 10 children’s hospitals in the nation and ranked in all specialties evaluated by U.S. News & World Report. Children’s National is transforming pediatric medicine for all children. The Children’s National Research & Innovation Campus opened in 2021, a first-of-its-kind pediatric hub dedicated to developing new and better ways to care for kids. Children’s National has been designated three times in a row as a Magnet® hospital, demonstrating the highest standards of nursing and patient care delivery. This pediatric academic health system offers expert care through a convenient, community-based primary care network and specialty care locations in the D.C. metropolitan area, including Maryland and Virginia. Children’s National is home to the Children’s National Research Institute and Sheikh Zayed Institute for Pediatric Surgical Innovation. It is recognized for its expertise and innovation in pediatric care and as a strong voice for children through advocacy at the local, regional and national levels. In 1987, Children’s National founded Safe Kids Worldwide, a non-profit dedicated to reducing unintentional injuries among children through comprehensive national and global education, research and advocacy. As a nonprofit, Children's National relies on generous donors to help ensure that every child receives the care they need.

For more information, follow us on Facebook, Instagram and LinkedIn.


Ariana Perez
Children's National Hospital
202-476-4500
media@childrensnational.org

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