/// <summary>Saves a <see cref="Teacher"/> to disk.</summary> /// <param name="newTeacher"><see cref="Teacher"/> to be saved to disk</param> public static void NewTeacher(Teacher newTeacher) { JSONInteraction.NewTeacher(newTeacher); AllTeachers.Add(newTeacher); AllTeachers = AllTeachers.OrderBy(course => course.Id).ToList(); }