Teacher
A person standing in front of a chalkboard (aka blackboard) with the intention of teaching a class. Often shown holding a ๐ Closed Book or a pointer.
The Teacher emoji is a ZWJ sequence combining ๐ง Person,ย Zero Width Joinerย andย ๐ซ School.ย These display as a single emoji on supported platforms.
Teacher was added to Emoji 12.1 in 2019.