Stefan Koehler is praised as an enthusiastic and helpful lecturer who inspires students with his entrepreneurial experience. Reviewers highlight his passion and the engaging nature of his classes. Students find the group work crucial and the grading generally easy.
Some reviewers criticize Koehler for being unorganized and using too many online platforms, which makes keeping up with assignments difficult. One student described the class as average and noted that the topic may not appeal to everyone.
Recent recorded grades — Spring 2015: 3.69 GPA, 84.7% A/AB (n=111 letter grades); Spring 2016: 3.60 GPA, 82.7% A/AB (n=104 letter grades); Spring 2017: 3.76 GPA, 96.7% A/AB (n=121 letter grades).