Wednesday, Feb. 13, 2019: Ludwig Göransson, Sugar Sammy and more

Today on q, with Tom Power:

• Grammy-winning record producer and film composer Ludwig Göransson talks about creating the biggest song of the year, Childish Gambino's This Is America. 
• Our books columnist Jael Richardson fills us in on a new book to check out: The Matchmaker's List by Sonya Lalli.
• Canadian soprano and conductor Barbara Hannigan tells us what shaped her into the musician she's become and why she's so keen to mentor young artists.
• Canadian comedian Sugar Sammy discusses how he generates laughs — and outrage — across cultural boundaries.