Music and Time Annotation << Back Gregor Hotz: «Open Your Ears, Close Your Eyes - That’s All...» Patrick K.-H. In the interview the Swiss composer and saxophonist, improviser, director of Berlin club Ausland Gregor Hotz talks about his project «Sound Walk», held in early July 2009 in Berlin under the program "Ohrenstrand" ("Quay for hearing"). Brief biography and discography of Gregor Hotz are included. Key words: sound walk, soundscape, acoustics, sound environment. e-mail: em@tgizd.ru