Toto ma dnes celkom potesilo:
http://blog.coursera.org/post/73994272513/coursera-specializations-focused-programs-in-popular

"Today we’re excited to announce Specializations, a new type of program that allows students to develop mastery in a specific subject. Specializations take the learning experience beyond one course, offering multi-course series in cutting-edge fields from top institutions in the world."