MUNICH, Germany Computer pioneer and philosopher Joseph Weizenbaum (85) has died in Berlin. The scientist and MIT professor emeritus was known for his critical position towards the impact of information technology to society. Born in Berlin to Jewish parents, Weizenbaum had emigrated in 1936 to the United States. After having contributed to the development of the first analog computers and participating in the design of the first digital computers for banking applications, Weizenbaum in 1963 took a position at the Massachussetts Institute of Technology (MIT); from 1970 he was professor for computer science. Among his major achievements were studies over the SLIP programming language and research on basic software technologies which today are in widespread use such as garbage collection algorithms.