Stephan's Wednesday Picks

• M&S boss turns to hi-fi entrepreneur to amp up profits (The Guardian)
• These are the classic American foods people are giving up (Quartz)
• The Proactiv dermatologists break the billion dollar barrier - again (Bloomberg)
• Simons acquires outside investment to help fund distribution centre (Globe and Mail)
• Pret a Manger, UK sandwich chain, is sold to food giant JAB (NYT)