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July 30, 2010
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Tuesday, March 23, 2010
6:30pm - 8:00pm
Evening Lecture: Charles Darwin the Experimental Botanist
Presented by Dr. Karen Snetselaar
Open to the public and members

Charles Darwin is recognized worldwide for developing and disseminating ideas on evolution and natural selection, but his work as an experimental scientist is less well known. Dr. Karen Snetselaar will discuss Darwin’s role as a botanist who carried out a number of elegant experiments directed at understanding wide-ranging topics, such as plant movement in response to light, mechanisms by which plants prevent self-fertilization, and responses of insectivorous plants to different food sources. This talk will describe some of these botanical experiments and their impact on later plant biologists.

Dr. Karen Snetselaar is professor and chair of biology at Saint Joseph’s University in Philadelphia. She is a botanist whose research is focused on plant symbiosis and fungi and has published extensively in science journals.

Following the lecture, American Philosophical Society director and curator Sue Ann Prince will offer a tour of the APS Museum’s current exhibition, Dialogues with Darwin. It traces the history of Darwin’s theory of evolution through natural selection for more than a century, beginning prior to the 1830s, when Darwin jotted down his first thoughts about evolution, and continuing into the 1940s, when his theory was accepted as the basis for all life sciences. The exhibit is in Philosophical Hall, 104 South Fifth Street, and will be open at 5 pm. Refreshments will be served after the tour.



The American Philosophical Society, Franklin Hall
427 Chestnut Street
Philadelphia, PA
Get directions from Mapquest™
Fees:
Members:$10, PHS & Friends of APS
Non Members:$20
Advance Registration Required
Click here to register

For more information, contact:
Carol Dutill
programreg@pennhort.org
215-988-8869
Cancellation Policy
Cancellations must be received at least 5 business days before the event. (No refund if less than 5 days.) The following fees will apply if your request is received 5 days in advance: bus trips $5, all other events $3.


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