Question: Who directed "What Do You Know?"?
SQL: SELECT "Directed by" FROM "1-2409041-9" WHERE "Title" = '"What Do You Know?"';

Question: What was the name of the epiode written by Gary M. Goodrich?
SQL: SELECT "Title" FROM "1-2409041-9" WHERE "Written by" = 'Gary M. Goodrich';

Question: Who directed episode number 179 in the series?
SQL: SELECT "Directed by" FROM "1-2409041-9" WHERE "No. in series" = 179.0;

Question: How many people directed "Odd Man In"?
SQL: SELECT COUNT("Directed by") FROM "1-2409041-9" WHERE "Title" = '"Odd Man In"';