At the beginning, the Secession had fifty members, and at its first elected the painter Gustav Klimt as its president. Other founding or early members included the architect Josef Hoffmann, the designer Koloman Moser, the designer and architect Joseph Maria Olbrich, and the painters Max Kurzweil, and Czech Alphonse Mucha, who resided in Paris and was already famous for his Art Nouveau posters. The established painter Rudolf von Alt, eighty-five years old, was chosen as the Honorary President of the group, and he led a delegation which an invitation to the Emperor Franz-Joseph to attend the first Exposition.