Si Reina nakaguno nin eksperyensya sa pagtrabaho sa manlainlain na institusyon kabali na an University Institute San Martin sa Rosario, Argentina; an Argentinean Disabled People Organization, Cilsa; an Center for International Rehabilitation, Chicago (1997); an Institute for International Disability Advocacy; an Institute for International Cooperation and Development; an Institute for International Disability Advocacy; asin an Center for International Rehabilitation.