claim: The University of Leicester discovered and identified the remains of a king in 1955.
evidence: The International Society for Augmentative and Alternative Communication -LRB- ISAAC -RRB- was founded in May 1983 in East Lansing , Michigan , United States .. Its stated purpose is to improve the communication abilities and quality of life of individuals with complex communication needs who use augmentative and alternative communication -LRB- AAC -RRB- .. augmentative and alternative communication. augmentative and alternative communication. ISAAC provides information about AAC services , policies and activities around the world thorough various publications and their website .. The society publishes a journal and various other publications , organizes biennial conferences , promotes research on AAC use and AAC development as well as implements various projects .