Petko Zhelyazov

Co-organizer

Forum Ratio

Petko Zhelyazov is a co-organizer of the popular science forum “Ratio”. Since 2016 he’s been the host and moderator of over 80 popular science events focused on a variety of scientific topics in the fields of astronomy, evolutionary biology, chemistry and physics. He has a BA in European Studies and MA in International Relations.

Other speakers in 2020

USA

Jonathan Arnold

Vice President, Head of Oncology and Precision Diagnostics (OPDx)
QIAGEN

Denmark

Bogi Eliasen

Director of Healt
Copenhagen Institute for Future Studies, Head of Denmark Unit at International Network of UNESCO Chair in Bioetics

Bulgaria

Dr. Evgeni Evgeniev

Research Attaché
Permanent Representation of Bulgaria to the European Union
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