Before revision: Infobox scientist| name = Ronald Rivera | image = |imagesize = | birth_date = | birth_place = New York City, New York| death_date = | death_place = Managua, Nicaragua| nationality = Puerto Rican/American| fields = Public health|spouse = Kathy McBride|alma_mater = The World University in Puerto Rico| footnotes = Rivera began manufacturing the pots through Potters for Peace Ronald Rivera''' (August 22, 1948 – September 3, 2008) was an American activist of Puerto Rican descent who is best known for promoting an inexpensive ceramic water filter developed in Guatemala by the chemist Fernando Mazariegos and used to treat gray water in impoverished communities and for establishing community-based factories to produce the filters around the world.
After revision: Infobox scientist| name = Ronald Rivera | image = |imagesize = | birth_date = | birth_place = New York City, New York| death_date = | death_place = Managua, Nicaragua| nationality = Puerto Rican/American| fields = Public health|spouse = Kathy McBride|alma_mater = The World University in Puerto Rico| footnotes = Rivera began manufacturing the pots through Potters for Peace Ronald Rivera (August 22, 1948 – September 3, 2008) was an American activist of Puerto Rican descent who is best known for promoting an inexpensive ceramic water filter developed in Guatemala by the chemist Fernando Mazariegos and used to treat gray water in impoverished communities and for establishing community-based factories to produce the filters around the world.