Proceedings of the Helmholtz International School Physics of Heavy Quarks and Hadrons (HQ2013)

The Helmholtz International Summer School: Physics of Heavy Quarks and Hadrons (HQ-2013), washeld at the Bogoliubov Laboratory of Theoretical Physics (BLTP) of the Joint Institute for NuclearResearch (JINR), Dubna, Russia, in the period July 15-28, 2013. It was co-organized by Ahmed Ali(DESY, Hamburg), Mikhail Ivanov (BLTP, JINR, Dubna) and Klaus Peters (GSI, Darmstadt), and wasattended by 70 participants (faculty + students), not counting the JINR physicists who attended somelectures as non-registered participants. The school HQ-2013 continued the HISS-series, with the earlierschools on the same topic held at JINR, Dubna, in 2002, 2005, and 2008.