Please read the following table in Markdown format and then answer the question according to the table. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| Series # | Season # | Title | Directed by | Written by | Original air date | Production code | U.S. viewers (million) |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 28.0 | 1.0 | "Hang on to Yourself" | Allan Kroeker | Matt Corman & Chris Ord | July10,2012 | CA301 | 3.50 |
| 29.0 | 2.0 | "Sound and Vision" | Stephen Kay | Stephen Hootstein | July17,2012 | CA302 | 3.22 |
| 30.0 | 3.0 | "The Last Thing You Should Do" | Félix Alcalá | Norman Morrill | July24,2012 | CA303 | 3.74 |
| 31.0 | 4.0 | "Speed of Life" | Michael Smith | Erica Shelton | July31,2012 | CA304 | 2.58 |
| 32.0 | 5.0 | "This Is Not America" | Allan Kroeker | Julia Ruchman | August14,2012 | CA305 | 3.25 |
| 33.0 | 6.0 | "Hello Stranger" | Elodie Keene | Steve Harper | August21,2012 | CA306 | 3.51 |
| 34.0 | 7.0 | "Loving the Alien" | J. Miller Tobin | Alex Berger | August28,2012 | CA307 | 3.23 |
| 35.0 | 8.0 | "Glass Spider" | Stephen Kay | Zak Schwartz | September4,2012 | CA308 | 3.44 |
| 36.0 | 9.0 | "Suffragette City" | Félix Alcalá | Tamara Becher | September11,2012 | CA309 | 3.94 |
| 37.0 | 10.0 | "Let's Dance" | Andrew Bernstein | Matt Corman & Chris Ord | September18,2012 | CA310 | 3.47 |
| 38.0 | 11.0 | "Rock 'n' Roll Suicide" | Stephen Kay | Stephen Hootstein | October16,2012 | CA311 | 2.76 |
| 39.0 | 12.0 | "Wishful Beginnings" | Tawnia McKiernan | Julia Ruchman | October23,2012 | CA312 | 2.75 |
| 40.0 | 13.0 | "Man in the Middle" | Christopher Gorham | Alex Berger | October30,2012 | CA313 | 2.35 |
| 41.0 | 14.0 | "Scary Monsters (and Super Creeps)" | Emile Levisetti | Tamara Becher | November6,2012 | CA314 | 2.28 |
| 42.0 | 15.0 | "Quicksand" | Jamie Barber | Zak Schwartz | November13,2012 | CA315 | 2.45 |
Question:
Who directed the episode with production code ca311?
Answer:
Stephen Kay