Sigcse '18 : ACM : 9781450358729 : 1450358721 : 23 Oct 2018 : Welcome to the 49th SIGCSE Technical Symposium on Computer Science Education (the 2018 Symposium), the premiere technical conference for computer science educators. The 2018 Symposium is sponsored by the ACM Special Interest Group on Computer Science Education (SIGCSE). SIGCSE is an organization of about 2700 members from more than 70 countries interested and engaged in computer science education. One of the strengths of SIGCSE is the dedication of its members who volunteer to ensure that the activities and events held throughout the year are successful. There are two volunteers in particular who worked very hard to bring the 2018 Symposium to life. Conference co-chairs Tiffany Barnes and Dan Garcia have spent countless hours over the past two years ensuring that the (hopefully around) 1500 attendees at the 2018 Symposium will have a rewarding and inspiring experience. They have led a committee of nearly 100 people in the p