Jonas Lankutis, a researcher of Lithuanian literature and critic, graduated from Vilnius University in 1953, and in 1956 he started to work at the Institute of Lithuanian Language and Literature. In 1984, Lankutis was appointed director of the institute. (He was director until 1992.) He is the author of a book about the work of Vincas Mykolaitis-Putinas. (First published in 1961, the third edition came out in 1986.) During the writing process, he often communicated with Mykolaitis-Putinas. In 1979, Lankutis presented his correspondence with Mykolaitis-Putinas to the Manuscript Section of the library of the Institute of Lithuanian Language and Literature.