The 11th Patras Workshop on Axions, WIMPs and WISPs was held in the city of Zaragoza (Spain) from June 22nd to 26th, 2015. The workshop has continued this very rich series, reviewing recent theoretical advances, laboratory experiments and astrophysical and cosmological results regarding axions, WIMPs and WISPs.

The workshop was supported by AEC Bern, CERN, DESY, European Research Council, U. Patras, U. Zaragoza, U. Zurich.

Participants of "PATRAS 2015" in Zaragoza.

Organizing committee:

Igor G Irastorza (Chair, University of Zaragoza)
Vassilis Anastassopoulos (University of Patras)
Laura Baudis (University of Zurich)
Joerg Jaeckel (University of Heidelberg)
Axel Lindner (DESY)
Andreas Ringwald (DESY)
Marc Schumann (AEC Bern)
Konstantin Zioutas (University of Patras & CERN)

Local organizing committee:

Igor G Irastorza (Chair)
Jose M. Carmona
Susana Cebrián
Theopisti Dafni
Diego González-Díaz
Francisco Iguaz
Gloria Luzón
Javier Redondo
Jose A. Villar