Cedomil Plavsic (1902-1987) was the President of Traveleri/ Travellers, where he distinguished himself by making collages and writting texts such as the synopsis of Traveler's first performance "And They Will Come" (1922). He earned his degree in medicine and was a lecturer at the Medical Faculty in Zagreb. He founded Thalasotherapy, the Institute for Rehabilitation of Cardiac Patients in Opatija, where he practiced his famous method of cardiac rehabilitation, the first of its kind in the region. Plavsic was known as a man of restless spirit. He loved action, and his students remembered him as a brilliant lecturer.