The 200th anniversary of the birth of Charles Darwin falls on 12 February 2009. This special issue of our faculty’s official journal, Hacettepe Journal of Biology and Chemistry, is dedicated to the honor of Charles Darwin, an exceptional scientist who has an impact on the natural and social sciences, politics, religions, and philosophy, on art and cultural relations. 

The 200th anniversary of the birth of Charles Darwin falls on 12 February 2009. This special issue of our faculty’s official journal, Hacettepe Journal of Biology and Chemistry, is dedicated to the honor of Charles Darwin, an exceptional scientist who has an impact on the natural and social sciences, politics, religions, and philosophy, on art and cultural relations.

We wish to thank everyone who made this Special Issue possible. First, our thanks and congratulations to all of the contributors for writing stimulating and excellent papers on the subject. Second, our grateful thanks to the team of the Hacettepe Journal of Biology and Chemistry Editorial Office and Guest Editor for their efforts to prepare this Special Issue.

We feel very proud of the final outcome and hope the reviews will help researchers and those from related and unrelated disciplines to go along the long and winding road.

Prof.Dr. Aşkın Tümer Dean