This interview with A. A. Kozyrev covers the early career of his brother, astrophysicist N. A. Kozyrev (1908-1983). N. A. Kozyrev's childhood in Irkutsk, where he first became interested in astronomy; the family's move to Leningrad, N. Kozyrez's student years at Leningrad State Universityi n particular his friendship with V. A. Ambartsumiana nd reminiscences of various professors. N. A. Kozyrev's years at Pulkovo Observatory; his contacts with various foreign astronomers, 1934 visit by S. Chandrasekhar, work on the Commission of Study of the Sun, relations with the observatory director, B. P. Gerasimovich (1889-1937). The interview deals at length with the worsening situation at Pulkovo that culminated in the mass arrests of astronomers beginning in October 1936. N. A. Kozyrev's arrest, imprisonment, transfer to a corrective labor camp, and ultimate release, through the intervention of G. A. Shain (1892-1956); brief mention of N. A. Kozyrev's experiences following his return to Pulkovo Observatory.