photo group students seminar-room standing business-attire woman headscarf indoor posed people business presentation certificates office formalwear posing lecture speaker blue-blazer stage auditorium audience indoors classroom lecture-hall woman-presenter screen projector-screen event public-speaking blazer bouquet seated hallway smiling conference portrait presenter flower science-event poster science-speech tubitak bi̇lim-söylesi̇si banner date time location text headband award handshake man suit glasses hijab casualwear turkish businesswoman man-in-suit meeting handing certificate purple-blazer microphone wide-shot +