People & News Photo Gallery

These images are solely for use by the working press to illustrate a story about the Academy of Natural Sciences. All other potential uses must be cleared through the Communications Office.

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  • teens in marsh
    WINS girls learn about wetlands preservation on a recent field trip in Delaware with Academy scientist Melanie Mills.
    Credit: Mike Servedio/ANSP

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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