Academician Alexander Ivanovich Leontiev on his 90th birthday. (June 2017) - Alekseenko, Sergey; Alifanov, Oleg; de Vahl Davis, Graham; Dombrovsky, Leonid; Goldstein, Richard; Hanjalic, Kemal; Hewitt, Geoffrey; Howell, John; Lloyd, John; Minkowycz, Wally; Rose, John; Simon, Terrence; et al.