Senior investigator with the Prokuratura of the USSR, dealing especially with important political cases, 1934-1950. According to some information, one of the main specialists in the staging of the political trials of the 1930s. Stalin Prize, 1950, but in the early 1950s, was himself arrested and imprisoned for a short time.
Released after Stalin’s death. Turned to writing. Became a wellknown crime writer from the mid 1950s.