Before revision: After moving to Nicaragua in the late 1980s , where he reunited with and eventually married his high-school sweetheart, Kathy McBride, Rivera worked for over two decades with potters from rural communities in Nicaragua, helping them to enhance their production methods, including the implementation of a more fuel-efficient kiln developed by Manny Hernandez, a professor at Northern Illinois University.
After revision: during the Contra WarAfter moving to Nicaragua in the late 1980s , where he reunited with and eventually married his high-school sweetheart, Kathy McBride, Rivera worked for over two decades with potters from rural communities in Nicaragua, helping them to enhance their production methods, including the implementation of a more fuel-efficient kiln developed by Manny Hernandez, a professor at Northern Illinois University.