Rudolfo Diaz, center, of South Miami Senior High School, who is the 2018 Francisco R. Walker Miami-Dade County Teacher of the Year, celebrates with Mari Tere Rojas, school board member, left, and Superintendent Alberto Carvalho, right, on Thursday January 26, 2017.
Rudolfo Diaz, center, of South Miami Senior High School, who is the 2018 Francisco R. Walker Miami-Dade County Teacher of the Year, celebrates with Mari Tere Rojas, school board member, left, and Superintendent Alberto Carvalho, right, on Thursday January 26, 2017. CARL JUSTE cjuste@miamiherald.com
Rudolfo Diaz, center, of South Miami Senior High School, who is the 2018 Francisco R. Walker Miami-Dade County Teacher of the Year, celebrates with Mari Tere Rojas, school board member, left, and Superintendent Alberto Carvalho, right, on Thursday January 26, 2017. CARL JUSTE cjuste@miamiherald.com