18th January 2017 (Stefan Jansson, Umeå Plant Science Center, Sweden)
15th February (Pablo Goloboff, National Scientific and Technical Research Council, Argentina )
8th March (Alisdair Fernie, Max Planck Golm, Germany)
15th March (Menachem Moshelion, Hebrew University of Jerusalem, Israel)
19th April (Matthias Rillig, Freie Universitaet Berlin, Germany)
17th May (Hirofumi Nakagami, Max Planck Cologne, Germany)