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1) Vasily Nalimov (1910-1997) was interested mainly in the philosophy of probability and its biological, mathematical, and linguistic manifestations. He also studied the roles of gnosticism and mysticism in science. Nalimov is usually credited with proposing the concept of citation index.
2) The so-called "communist morality" was an important part of Soviet Union philosophy. It was a new kind of morality developed to inhibit traditional defenses against evil. According to Lenin and Stalin, morality should be subordinated to the ideology of proletarian revolution. Denying the validity of religion-based morality, they wrote: what is useful to us is moral, what is harmful to us is immoral. Morality is a weapon in class struggle. Party and Komsomol members were drilled to accept that position, and to act accordingly.
Read more about this topic: Philosophy In The Soviet Union