People & News Photo Gallery

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Tim Flannery

  • Tim Flannery in hat
    Best-selling author and environmentalist Tim Flannery outlines his climate crisis plan in free talk Nov. 3

Climate Change Forum

  • Jeffrey Sachs headshot. Photo by Wade Martzall
    Leading economist Jeffrey D. Sachs is keynote speaker for “Climate Change: A New Dialogue,” a free public forum inspired by Pope Francis to be held at the Academy Sept. 21.
    Credit: Wade Martzall

Maclure Award

  • George Gephart and Mr. and Mrs. Morris
    Academy President and CEO George W. Gephart, Jr. (left) presents to the Maclure Award to Martha Hamilton and I. Wistar Morris of Villanova, Pa., for their generous support and leadership.


  • These Philadelphia public school students are collaborating with a group of girls in Mongolia on a project aimed at explaining climate change from a teenage viewpoint. The Philly girls are students in the Women In Natural Sciences program at the Academy of Natural Sciences of Drexel University.
    Credit: Mike Servedio/ANSP

  • These five Philadelphia public school girls in the Academy of Natural Sciences’ Women In Natural Sciences program were chosen to travel to Mongolia in summer 2015 to study climate change. They are (from left) Faatimat Sylla of George Washington Carver High School of Engineering and Science, Linda Gutierrez of The Academy at Palumbo, Gere Johnson of Mathematics, Civics and Sciences Charter School of Philadelphia , Harleen Gonzalez of Central High School, and Ti’anna Cooper of Philadelphia High School for Girls.
    Credit: Mike Servedio/ANS

  • These students in Mongolia’s ROOTS science program use the Internet and social media to take climate change lessons with their Philadelphia counterparts in the Academy of Natural Sciences’ Women In Natural Sciences program
    Credit: Mike Servedio/ANS

  • To celebrate the Mongolian New Year Feb. 18, the WINS girls donned traditional Mongolian outfits at the Philadelphia-area home of Munhtuya Goulden (with glasses), Museums Connect Project Program Coordinator of the National Museum of Mongolia.
    Credit: Betsy Payne/ANS

Carol Collier

  • Carol Collier portrait
  • Collier in kayak Carol Collier has joined the Academy of Natural Sciences of Drexel University as senior advisor for Watershed Management and Policy. She recently retired as executive director of the Delaware River Basin Commission.

Lacawac Sanctuary Consortium

  • George Gephart at Lakawac Sanctuary
    Stephen C. Lawrence (left), chairman of the Lacawac Sanctuary Foundation, and George W. Gephart, Jr., president and CEO of the Academy of Natural Sciences of Drexel University, shake hands over an agreement to form an environmental research and educational consortium at Lacawac in the Pocono Mountains. The consortium also includes Drexel University.

Ruth Patrick

  • Ruth Patrick
    Dr. Ruth Patrick examines diatom slides at the Academy of Natural Sciences in the 1940s.
    Credit: ANSP Archives coll. 457
  • Ruth Patrick
    Dr. Ruth Patrick (fourth from left) and the team she assembled in 1948 to examine the health of Conestoga River in Lancaster County, Pa.
    Credit: ANSP Archives coll. 457
  • Ruth Patrick
    Dr. Ruth Patrick, in her signature pith helmet, collecting organisms from a stream; circa 1970
    Credit: ANSP Archives coll. 457
  • Ruth Patrick
    Dr. Ruth Patrick in the 1980s
    Credit: ANSP

Academy Subarus

  • Academy Subaru
    Subaru of America donated the use of two Outbacks, including this one, to the Academy on the Go outreach program. Standing with some of the program’s live animals are (from left): Heather Hahn Sullivan, Academy senior manager of sponsorship and events; Mike Kaczmarczik, Academy outreach coordinator; Sandra Capell, Subaru’s community services manager; and Leigh Lightner, Academy teacher naturalist.

Historical Marker

  • Historical Marker
    Marker at 302 Market St., original site of the Academy of Natural Sciences.
    Credit: Karen Spiro

Mongolian Awards to Scientists 

  • Dr. Clyde Goulden (from left) of the Academy of Natural Sciences of Drexel University with Speaker of the Parliament of Mongolia Zandaakhuu Enkhbold and Dr. Jon Gelhaus, of the Academy, at the medal award ceremony at the Capitol.
    Credit: Munhtuya Goulden

  • Dr. Clyde Goulden (far left) discusses climate change with Mongolian students.
    Credit: Dr. Bazartseren Boldgiv

  • Dr. Clyde Goulden (foreground) interviews a Mongolian herder in his home.
    Credit: Lkhagva Ariuntsetseg

  • Dr. Clyde Goulden taking notes at Lake Hövsgol, Mongolia.
    Credit: Robert Peck/ANSP

  • Dr. Jon Gelhaus with students collecting aquatic insects in Mongolia.
    Credit: Stephen C. Mason, Jr./ANSP



  • Marina Potapova in the field.

Dr. Marina Potapova is the new vice president of the International Society for Diatom Research. Potapova is assistant curator of diatoms for the Academy of Natural Sciences of Drexel University and assistant professor in the Drexel University Department of Biodiversity, Earth and Environmental Science.

  • Robert McCracken Peck and Patricia Tyson Stroud, authors of A Glorious Enterprise: The Academy of Natural Sciences of Philadelphia and the Making of American Science.

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