The eighteenth issue of Dendron news, first distributed in July 1990. Contents include "Even a snowball in July has a chance ..." by David Oaks; announcement of The North American Support-In to Celebrate the Human Spirit coalition to "fight forcible psychiatric procedures!;" a call-to-action about how "You could help get a public hearing in Congress on ELECTROSHOCK!," including a sample letter template; three posters in the "Mental freedom means ..." series: "The right to choose!," "The right to know!," and "The right to refuse!;" and more.