Vadim Dmitrievich Okhotnikov (March 23, 1905 – July 31, 1964) was a Soviet science fiction and popular science writer, engineer, and inventor.
Biography.
He was born in the town of Yelets, then in Oryol Governorate, Russian Empire.
Among his inventions is the development of a Soviet system of optical sound recording.
He was awarded the honorary title of 
In 1946 he was appointed scientific editor of the popular science magazine for youth "Tekhnika Molodezhi".
He was married to the children's writer .
Works of fiction.
In his works of hard science fiction he popularized of his own scientific and engineering ideas.