Alexandrovich Pechenkin received his masters degree at the Mendeleev Institute of Chemistry and Technology, Moscow, 1964. and his PhD at the Institute for Philosophy of the Academy of Science of the USSR, Department of the Philosophy of Science, Moscow, in 1969. He has been professor for the history of science since 1992. He has received many fellowships, stipends and awards and has written nine books, including "L.I. Mandelstam: Research, Teaching and Life". Springer Cham Heidelberg New York Dordrecht London. 2014.

Early observations.- Liesegang rings and the other periodic phenomena.- A new research area.- The Belousov reaction.- The Belousov-Zhabotinsky reaction.- The American Line.