Special issue of journal Organon F edited by Ádám Tamás Tuboly and Matteo Pascucci (Universitä Wien) appears with title "Reflecting on the Legacy of C.I. Lewis: Contemporary and Historical Perspectives on Modal Logic." Invited authors are: Max Cresswell, Llyod Humberstone, Edwin Mares, Francesco Paoli és Claudio E. A. Pizzi.