Glider Instructor Webinar – 2018 Sailplane Accidents – A Teaching Moment?" Welcome to Sky Soaring › Forums › Restricted content › Glider Instructor Webinar – 2018 Sailplane Accidents – A Teaching Moment?" This topic has 1 reply, 2 voices, and was last updated 5 years ago by Steven Snyder. You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In