Organization Anela Ivanova Sofia University “St. Kliment Ohridski” - Faculty of Chemistry and Pharmacy Gianfranco Bocchinfuso University of Rome “Tor Vergata” Paolo Calligari University of Rome “Tor Vergata” Manuel N. Melo ITQB - Universidade NOVA de Lisboa E-mail: second-peptides-workshop@chem.uni-sofia.bg