Illinois is trying once again to follow other states in decriminalizing marijuana possession, but we are up against strong resistance from anti-marijuana advocates and law enforcement.

Many states are rethinking their stand on marijuana. Four states – Colorado, Washington, Alaska, and Oregon – have legalized marijuana for recreational use. Numerous states, including Illinois’ 4-year pilot program, have medical marijuana. And 15 states – including Illinois – are proposing decriminalization bills for marijuana possession.

Last year, Republican Governor [...]