CREATE TABLE table_25131572_3 (season__number INT, written_by VARCHAR)

What is the highest season# for the writer Daegan Fryklind?
SELECT MAX(season__number) FROM table_25131572_3 WHERE written_by = "Daegan Fryklind"
SELECT MAX("season__number") FROM "table_25131572_3" WHERE "Daegan Fryklind" = "written_by"