CREATE TABLE table_29487 ("No. in Series" FLOAT, "No. in Season" FLOAT, "Title" CLOB, "Directed by" CLOB, "Written by" CLOB, "Original air date" CLOB, "U.S. viewers  ( millions ) " CLOB)

Who was the writer for season episode 7?
SELECT "Written by" FROM table_29487 WHERE "No. in Season" = '7'
SELECT "Written by" FROM "table_29487" WHERE "No. in Season" = '7'