From the 24th June to the 1st July 2013 an international school course on atmospheric aerosol physics, measurement, and sampling was organized by the Laboratory for Atmospheric Physics (LFA), La Paz, Bolivia in collaboration with the Leibniz Institute for Tropospheric Research (TROPOS), Leipzig, Germany. The lecturer was Prof. Dr. Alfred Wiedensohler (TROPOS), a widely recognized expert on the topics of the course, who is currently editor in chief of the Journal Atmospheric Environment and the head of the World Calibration Centre for Aerosol Physics of the WMO World.