The Times Herald, 17 Jul 2016 – UPPER MERION – Passage of legislation that legalized medical marijuana in Pennsylvania marked the end of seven long, hard years of negotiation. Now that Gov. Tom Wolf has signed the measure into law, the push is on to explain the ramifications, including possible business opportunities tied to the medical marijuana field. Wolf, who had adamantly backed the bill through approval by both the House and Senate, swiftly added his signature, which made the bill law.