09:50 – 10:10 R Martirosyan (National Academy of Sciences, Yerevan, Armenia)Alexander Prokhorov, a Great Scientist, an Excellent Teacher and a True Friend
10:10 – 10:30 G Leuchs (Max Planck Institute for the Science of Light, Erlangen, Germany; Physics Department, University of Erlangen-Nuremberg, Erlangen, Germany; Department of Physics, University of Ottawa, Ottawa, Canada)OSA's 100 Year Anniversary and an Example for the Surprises Offered by Optics