Recreational marijuana is getting closer to being legal in Illinois. Plus: dating while married, gardening with Jeanne Nolan, a new edition of Ask Geoffrey and more “Hamilton.”

• Legalizing Marijuana in Illinois: A Good or Bad Idea?
• Are Marriage and Non-Monogamy a Match?
• Cancer Diagnosis Leads to Donation of 400 Rare, Valuable Books
• Cold-Tolerant Crops a Safe Choice for Spring Planting
• ‘Hamilton’ Exhibition Brings 18th Century Life into 2019 Reality
• Ask Geoffrey: What’s the History of the Chicago Huskies?