 In order to pursue a degree in higher education, he converted to Catholicism, a move that was not uncommon among non-Catholics during this era.He matriculated to the Technische Hochschule in Munich and, later, Berlin, and graduated with a degree in architecture in 1904.While in Berlin, Frankl fostered social relationships within circles of philosophers and artists whose members included fellow Pragueian Max Wertheimer, who knew Käthe Kollwitz.