24^th June 2011.  Dr. Dittus had been invited to address the “Conference of District Secretaries,” Ministry of Home Affairs and Public Administration, concerning solutions to human-monkey conflict. On 30^th June, he also addressed “The National Trust – Sri Lanka” on his investigations concerning social evolution in primates.

24 June 2011.  At the invitation from the Ministry of Home Affairs and Public Administration, Dr. Dittus addressed a meeting of the country’s 25 Government Agents (District Secretaries) at the Sri Lanka Institute of Development Administration (SIDA). The purpose was to consider and discuss various options as solutions to the escalating problem of human-monkey conflicts in many areas of Sri Lanka.

30 June 2011.  The committee of the National Trust, Sri Lanka, had invited Dr. Dittus to address their members and the general public on discoveries of his 40 years of research on the primates of Sri Lanka.  The lecture and brief film clip were followed by a lively discussion