Question: Who directed the 2015 film in which Alia Shawkat plays Gertie Michaels?

Context paragraphs:
Night Moves (2013 film): Night Moves is a 2013 American drama film directed by Kelly Reichardt and written by Reichardt and Jonathan Raymond, starring Jesse Eisenberg, Dakota Fanning, Peter Sarsgaard, Alia Shawkat, and James LeGros.  The film follows three radical environmentalists who plot to blow up a dam.  It was shown in the main competition section of the 70th Venice International Film Festival, at the 2013 Toronto International Film Festival and at 2013 Deauville American Film Festival, where it won Grand Prix of the festival.

Nasty Baby: Nasty Baby is a 2015 Chilean-American drama film written and directed by Sebastián Silva, and starring Kristen Wiig, Silva, and Tunde Adebimpe, alongside Reg E. Cathey, Mark Margolis, Agustín Silva, Alia Shawkat, Lillias White, and Anthony Chisholm.

The Final Girls: The Final Girls is a 2015 American slasher comedy film, directed by Todd Strauss-Schulson and written by M.A. Fortin and Joshua John Miller.  The film stars Taissa Farmiga and Malin Åkerman, with supporting performances from Adam DeVine, Thomas Middleditch, Alia Shawkat, Alexander Ludwig, Nina Dobrev, Chloe Bridges, and Angela Trimbur.  The plot follows a group of college students who are transported into a 1986 slasher film called "Camp Bloodbath".

Alia Shawkat: Alia Martine Shawkat ( , Arabic: عالیہ شوكت‎ ‎ ; born April 18, 1989) is an American actress.  She starred as Maeby Fünke in the Fox/Netflix television series "Arrested Development" (2003–2006; 2013–present), and as Gertie Michaels in the 2015 horror-comedy film "The Final Girls".  She has also guest starred as Frances Cleveland, Virginia Hall, and Alexander Hamilton on Comedy Central's "Drunk History."  She currently plays Dory Sief in the TBS black comedy series "Search Party".

The Driftless Area: The Driftless Area is a 2015 Canadian-American neo-noir drama-comedy film directed by Zachary Sluser and starring Anton Yelchin, Zooey Deschanel, and John Hawkes.  Alia Shawkat, Aubrey Plaza, Frank Langella, and Ciarán Hinds also appear in supporting roles.  The film is based on the novel of the same title by Tom Drury, who co-wrote the screenplay with Sluser.  The film had its world premiere at the Tribeca Film Festival on April 18, 2015.

Adam Green's Aladdin: Adam Green's Aladdin is an independent film written, directed by, and starring Adam Green that presents a modern take on the Arabian Nights classic tale.  The film stars Alia Shawkat, Natasha Lyonne, Jack Dishel, Macaulay Culkin, and Nicole LaLiberte.  The film explores themes of technology, government repression, greed, and true love.  The film was partially funded through the crowdfunding website Kickstarter, and filmed over the summer of 2014.  The film was released on April 15, 2016, through video on demand.

Wild Canaries: Wild Canaries is an American comedy film directed, produced and written by Lawrence Michael Levine.  It stars Levine, Sophia Takal, Alia Shawkat, Jason Ritter and Annie Parisse.  The film had its world premiere premiered at the South by Southwest Film Festival on March 8, 2014.  The film was released in a limited release and through video on demand on February 25, 2015 courtesy of Sundance Selects.

Bart Got a Room: Bart Got a Room is a 2008 comedy film written and directed by Brian Hecker, and stars Steven Kaplan, Alia Shawkat, William H. Macy, and Cheryl Hines.  Also appearing in the film are Ashley Benson, Brandon Hardesty, Kate Micucci, Jennifer Tilly, Dinah Manoff (in her last film role as of 2017) and Chad Jamian Williams as Bart.  The film premiered at the Tribeca Film Festival on April 25, 2008.  It had a limited US release in select theaters on April 3, 2009 and was released on DVD on July 28, 2009.

The Moment (2013 film): The Moment is a 2013 American psychological thriller film directed by Jane Weinstock, written by Gloria Norris and Weinstock, and starring Jennifer Jason Leigh, Martin Henderson, Alia Shawkat, and Meat Loaf.  Leigh plays a war photographer who, suffering from PTSD, becomes unsure whether she is responsible for her ex-boyfriend's disappearance.

Duck Butter: Duck Butter is an upcoming American comedy film directed by Miguel Arteta, from a screenplay by Arteta and Alia Shawkat.  It stars Alia Shawkat, Laia Costa and Lindsay Burdge.

Supporting paragraphs: Alia Shawkat The Final Girls
Answer: Todd Strauss-Schulson