What is the fine-grained topic of the following text: “I know Dr. Bronn for many years, and I am amazed at his perseverance and determination and his efforts directed to the development of CTOR, whose perspectives go far beyond a simple game; CTOR is rather a very interesting and exciting tool for the development, implementation and analysis of different systems of individual and collective thinking. Only return the topic.
Dr. Bronn's contributions to the development of CTOR as a tool for analyzing individual and collective thinking systems.