Igor Kon, one of Russia’s leading intellectuals and one of the founding fathers of Soviet sociology, has died aged 82. He was a veritable polymath whose interests ranged from history to sexology, a branch of science he set up in Russia, often in the teeth of considerable harassment and opposition. Lyubov Borusyak worked with him during the last two and half years of his life and pays this personal tribute to his achievements.

Throughout Russian and Soviet history, the intellectual has played a central and hugely influential role in society. Today, that has changed. A recent internet vote on the country’s most influential intellectual saw instead postmodern ambiguity emerge victorious, writes Lyubov Borusyak