$PSID to Present at the 2016 Marcum MicroCap Conference on June 1st http://finance.yahoo.com/news/positiveid-present-2016-marcum-microcap-123000370.html investorshub.advfn.com/uimage/uploads/2016/5/26/niwcpname.PNG investorshub.advfn.com/uimage/uploads/2016/5/26/rdjxopr.5.26.16.present.PNG