Home / People / Peter GrinspoonExclusive | McKinsey Under Criminal Investigation Over Opioid-Related ConsultingPeter GrinspoonThu, Apr 25'McKinsey advised Purdue that there was “significant opportunity” to shift sales calls to the highest volume prescribers, who as a group wrote 25 times as many OxyContin prescriptions on average than their peers' https://t.co/WWbpupcFS63679Justice Department is investigating the consulting firm’s advice to manufacturers of OxyContin and other opioid products.Read More Discover Peter GrinspoonNewsAddictionCannabisDispensaryHealthOpioidsPsychedelicsScience