CREATE TABLE "table1_25131572_3" (
  "series_num" real,
  "season_num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "canadian_air_date" text,
  "fox_int_air_date" text
);

Question: What is the highest season# for the writer Daegan Fryklind?
SQL: SELECT MAX("season_num") FROM "table1_25131572_3" WHERE "written_by"='Daegan Fryklind';