Meet the staff

We are very excited to teach you this spring! Please email cs61a@berkeley.edu if you have any logistical questions or concerns. Otherwise feel free to email any of the staff members below.

Teaching Assistants (TAs), also known as Graduate/Undergraduate Student Instructors (GSIs), teach 30 - 40 students in lab and discussion sections every week.

Instructor

Dan Garcia

Dan Garcia

Teaching Assistants

Aaron Chen

Aaron Chen

  • aaron_chen@berkeley.edu
  • Office Hours Th 3 - 4 PM (109 Morgan)
  • Lab 147L M 3:30 - 5 PM (Soda 271)
  • Disc 11 W 5 - 6:30 PM (Barrows 185)

  • Hey, I'm Aaron! I'm a computer science major from the Bay Area. Some things I like are dogs, the Office, and Smash. When I’m not doing teaching things, you can find me around campus playing cello with Celli@Berkeley.
Albert Xu

Albert Xu

  • albertxu3@berkeley.edu
  • Lab 121L Tu 2 - 3:30 PM (Soda 273)
  • Disc 121 Th 2 - 3:30 PM (Wheeler 108)

  • if you are jumping up and down in muddy puddles, you must wear your boots!
Alex Stennet

Alex Stennet

  • alexstennet@berkeley.edu
  • Lab 125L Tu 3:30 - 5 PM (Soda 275)
  • Disc 123 Th 3:30 - 5 PM (Cheit C110)

  • Asphalt, the most recycled material in the world (99% recycled, ~62mil tons/yr), is a liquid with a viscosity 230 billion times water's, it can be melted out of roads. This was measured via the pitch drop experiment, which started in 1927 (it's actually live streamed). My pronouns are he/him.
Amy Hung

Amy Hung

  • amy.hung@berkeley.edu
  • Office Hours Th 12 - 2 PM (109 Morgan)
  • Lab 129L W 9:30 - 11 AM (Soda 271)
  • Disc 130 F 9:30 - 11 AM (Soda 320)

  • Hey! I'm Amy, a second year EECS major from San Jose :) I took 61A Fall 2017, and have been a tutor for the past 2 semesters. Some of my hobbies include singing (I'm in an acapella group!), sushi, and bad jokes. My pronouns are she/her.
Anita Cu

Anita Cu

  • anitacu5@berkeley.edu
  • Office Hours Th 2 - 3 PM (109 Morgan)
  • Lab 134L W 11 AM - 12:30 PM (Soda 275)
  • Disc 134 F 11 AM - 12:30 PM (Soda 405)

  • Hello! I’m Anita & I’m a third-year CS major from the Bay Area. Besides teaching, I love listening to music, rewatching Friends + Disney movies, and drinking avocado smoothies. Looking forward to an awesome semester of 61a! (pronouns: she/her)
Annie Tang

Annie Tang

  • annietang@berkeley.edu
  • Lab 130L [NPE] W 9:30 - 11 AM (Soda 273)
  • Disc 129 [NPE] F 9:30 - 11 AM (Soda 310)

  • Hello!! I'm a third year CS major from the Bay (pronouns: she/her), and a lover of fruit & music. In 2016 I migrated to my current home: Kresge Engineering Library, where I can often be found napping or sneaking food in to eat (huh, what?) 👀Feel free to email me about anything, anytime! :,)
Audrey Thompson

Audrey Thompson

  • audreythompson@berkeley.edu
  • Office Hours W 6:30 - 7:30 PM (241 Cory)
  • Lab 118L Tu 12:30 - 2 PM (Soda 273)
  • Disc 138 Th 12:30 - 2 PM (Etcheverry 3113)

  • Hi there! My name is Audrey and this is my second semester TA'ing 61A. I like playing video games and tabletop games and going skiing. I also specialize in web development and I want to work in the video games industry, so feel free to reach out if you have questions about either of those things!
Cameron Malloy

Cameron Malloy

  • cmalloy@berkeley.edu
  • Office Hours Th 4 - 5 PM (109 Morgan)
  • Lab 113L Tu 9:30 - 11 AM (Soda 275)
  • Disc 112 Th 9:30 - 11 AM (Wheeler 220)

  • Hi I'm Cameron (pronouns: he/him) and I love dogs, dinner, and coconut jelly! I'm a fourth year Applied Math/Data Science major and this is my 2nd time teaching 61A; let's have a great semester ^_^
Caroline Lemieux

Caroline Lemieux

  • clemieux@berkeley.edu
  • Office Hours Tu 3 - 4 PM (109 Morgan)
  • Lab 116L [NPE] Tu 11 AM - 12:30 PM (Soda 275)
    Disc 114 [NPE]Th 11 AM - 12:30 PM (Moffit Library 103)

    Lab 128L Tu 5 - 6:30 PM (Soda 275)
    Disc 128 Th 5 - 6:30 PM (Evans 9)

  • (she/her/hers) I'm a 3rd-year PhD student here at Berkeley, advised by Koushik Sen. I do research on automated software testing and debugging. Outside of Soda, you might find me at the RSF, biking or running around, or shopping in the produce section of the grocery store :).
Cesar Plascencia Zuniga

Cesar Plascencia Zuniga

  • cesar.pz@berkeley.edu
  • Office Hours Th 12 - 1PM (109 Morgan)

  • Hello! My name is Cesar (pronouns: he/him/his) and I have 243 characters left to describe myself. Ummmmm, my favorite color is sunset and I am a sucker for a good falsetto. I also browse reddit way too much. Talk to me about memes, music, movies, and/or 61A -- that one especially! ˁ(⦿ᴥ⦿)ˀ
Chae Park

Chae Park

  • chae@berkeley.edu
  • Office Hours W 6:30 - 7:30 PM (241 Cory)
  • Lab 151L [NPE] M 5 - 6:30 PM (Soda 275)
  • Disc 30 [NPE] W 5 - 6:30 PM (Barrows 175)

  • Hi! I am Chae, and I am a third-year CS major from Carlsbad, CA! In my free time, I enjoy baking, cafe hopping, and drinking boba. My pronouns are she/her. Looking forward to meeting all of you!
Charles Hong

Charles Hong

  • charleshong@berkeley.edu
  • Office Hours Tu 6:30 - 7:30 PM (241 Cory)
  • Lab 131L [NPE] W 9:30 - 11 AM (Soda 275)
  • Disc 131 [NPE] F 9:30 - 11 AM (Soda 405)

  • Hi, I'm Charles! This will be my second semester as a 61A TA and I'm excited to meet you all, so feel free to say hi if you see me around! Outside of teaching, some things I like include sleeping in, computers, and Smash. My pronouns are he/him.
Chris Allsman

Chris Allsman

  • callsman@berkeley.edu
  • Office Hours Tu 6:30 - 8:30 PM (241 Cory)
  • Lab 120L [NPE] Tu 2 - 3:30 PM (Soda 271)
  • Disc 120 [NPE] Th 2 - 3:30 PM (Etcheverry 3111)

  • Hi there! I'm a 4th year Computer Science major from Fresno, CA and my pronouns are they/them. 61A was my first experience programming, and I've been in love with it ever since. Outside of teaching, my interests include cooking, (computational) biology, and 20th century avant-garde music.
Dalton Omens

Dalton Omens

  • daltonomens@berkeley.edu
  • Office Hours flexible
  • Lab 123L Tu 3:30 - 5 PM (Soda 271)
  • Disc 125 Th 3:30 - 5 PM (Evans 3)

  • Did you ever hear the tragedy of Dan Garcia The Wise? I thought not. It's not a story the 61B TAs would tell you. It's a CS legend. Garcia was a Professor of the EECS Dept, so powerful and so wise he could use the Python interpreter to influence computers to create... Programs! (I prefer he/him)
Danelle Nachum

Danelle Nachum

  • dnachum@berkeley.edu
  • Lab 115L [NPE] M 3:30 - 5 PM (Soda 273)
  • Disc 7 [NPE] W 5 - 6:30 PM (Hearst Gym 242)
Derek Wan

Derek Wan

  • derek.wan11@berkeley.edu
  • Office Hours M 6:30 - 8:30 PM (241 Cory)
  • Lab 143L Tu 12:30 - 2 PM (Soda 277)
  • Disc 143 Th 12:30 - 2 PM (Evans 3)

  • 3rd-year pre-med/CS major from Walnut (aka the town next to Diamond Bar). I'm pretty quick on a keyboard: please send me a screenshot if you surpass my high score (125 WPM/545 CPM) here: https://www.livechatinc.com/typing-speed-test/#/
Derrick Xiong

Derrick Xiong

  • dxzy@berkeley.edu
  • Office Hours Th 3 - 4 PM (109 Morgan)
  • Lab 145L Tu 3:30 - 5 PM (Soda 277)
  • Disc 145 Th 3:30 - 5 PM (Etcheverry 3119)

  • Hello, call me Derrick
Farhan Toddywala

Farhan Toddywala

  • farhan.toddywala@berkeley.edu
  • Office Hours W 7:30 - 8:30 PM (241 Cory)
  • Lab 124L [NPE] Tu 3:30 - 5 PM (Soda 273)
  • Disc 150 [NPE] Th 3:30 - 5 PM (Evans 9)

  • Second sem vibes.
Griffin Prechter

Griffin Prechter

  • griffinprechter@berkeley.edu
  • Office Hours Th 6:30 - 7:30 PM (241 Cory)
  • Lab 149L M 3:30 - 5 PM (Soda 275)
  • Disc 149 W 4 - 5:30 PM (Soda 405)

  • Hi, I'm Griffin. I'm a Junior from Los Angeles, CA. I'm looking forward to sharing all the excitement that the wonderful world of Computer Science has to offer.
Hans Zheng

Hans Zheng

  • hzheng44@berkeley.edu
  • Office Hours M 7:30 - 8:30 PM (241 Cory)
  • Lab 135L W 12:30 - 2 PM (Soda 271)
  • Disc 146 Th 5 - 6:30 PM (Evans 3)
Jacob Avelino

Jacob Avelino

  • jacobavelino@berkeley.edu
  • Office Hours flexible

  • Howdy, I enjoy running, anime, photography, and being around canines. My pronouns are he/him. Super excited to meet all of you!
Jason Goodman

Jason Goodman

  • jasonpgoodman@berkeley.edu
  • Office Hours flexible
  • Lab 111L Tu 9:30 - 11 AM (Soda 271)
  • Disc 139 Th 9:30 - 11 AM (Hearst Field Annex B1)

  • Hi! I am a senior from L.A. and a loyal Dodgers fan. I am also involved with CS education through the organization Computer Science Mentors (CSM). At Cal, I have learned a lot about tech's social impact so if you have questions about how CS concepts can be used beyond coding, please ask! He/him.
Jason Xu

Jason Xu

  • jwbxu@berkeley.edu
  • Office Hours M 6:30 - 7:30 PM (241 Cory)
  • Lab 122L Tu 2 - 3:30 PM (Soda 275)
  • Disc 122 Th 2 - 3:30 PM (Cory 241)
Jason Zhou

Jason Zhou

  • jasonzhou@berkeley.edu
  • Office Hours W 5 - 6 PM (109 Morgan)
  • Lab 138L W 12:30 - 2 PM (Soda 277)
  • Disc F 12:30 - 2 PM (Soda 320)
Jennifer Tsui

Jennifer Tsui

  • jtsui@berkeley.edu
  • Office Hours flexible
  • Lab 112L Tu 9:30 - 11 AM (Soda 273)
  • Disc 111 Th 9:30 - 11 AM (Wheeler 224)

  • Hi I'm Jennifer (pronouns: she/her) and I love cats, breakfast, and grass jelly! I'm a second year EECS major and this is my 3rd time teaching 61A; let's have a great semester!
Jenny Wang

Jenny Wang

  • jennyjwang@berkeley.edu
  • Office Hours Tu 4 - 5 PM (109 Morgan)
  • Lab 148L [NPE] M 3:30 - 5 PM (Soda 273)
  • Disc 148 W [NPE] 3:30 - 5 PM (Soda 320)

  • Eating Stroopwafels, and doing triathlons, watching Bob Ross draw and browsing fresh dank memes, traveling, outdoors, and mountaineering, these are a few of my favorite things.
Jerry Chen

Jerry Chen

  • jchen0022@berkeley.edu
  • Office Hours flexible
  • Lab 146L [NPE] Tu 5 - 6:30 PM (Soda 277)
  • Disc 124 [NPE] Th 5 - 6:30 PM (Cory 289)
Karthik Bharathala

Karthik Bharathala

  • krbharathala@berkeley.edu
  • Office Hours Th 2 - 3 PM (109 Morgan)
  • Lab 126L Tu 5 - 6:30 PM (Soda 271)
  • Disc 126 Th 5 - 6:30 PM (Etcheverry 3105)

  • Hi! I'm Karthik and I'm a 3rd year CS+DS major from Fremont, CA. This is my fifth semester TA'ing CS61A and I hope you enjoy the class as much as I do! In my free time you can find me binging The Office (again) or watching clips of the 49ers on YouTube.
Kate Sanders

Kate Sanders

  • katesanders@berkeley.edu
  • Office Hours Tu 5 - 6 PM (109 Morgan)
  • Lab 133L W 11 AM - 12:30 PM (Soda 273)
  • Disc 113 Th 9:30 - 11 AM (Moffit Library 103)

  • Hello! My name is Kate, my pronouns are she/her, and I’m a second year CS major from the Bay Area. Feel free to reach out to me if you have any cs-related questions or just want to talk! Looking forward to a great semester 🌻
Katherine Liu

Katherine Liu

  • katherineliu28@berkeley.edu
  • Office Hours Th 4 - 5 PM (109 Morgan)
  • Lab 144L Tu 2 - 3:30 PM (Soda 277)
  • Disc 144 Th 2 - 3:30 PM (Hearst Mining 310)

  • Hello! I'm a 3rd-year CS major and my pronouns are she/her. Along with good stories, I love poetry, sunshine, green tea, and cats. Let's have a great semester! :)
Kavi Gupta

Kavi Gupta

  • kavi@berkeley.edu
  • Office Hours Tu, Th 5 - 6 PM (109 Morgan)
  • Lab 125L Tu 3:30 - 5 PM (Soda 275)
  • Disc 123 Th 3:30 - 5 PM (Cheit C110)

  • Hi! I'm Kavi, a fourth year EECS major interested in machine learning, security and theory. Outside of CS, I'm interested in scientific skepticism, science, and science fiction. "I refuse to be bound by an abstraction" -Most 61a quote I could get from Star Trek. [he/him]
Keon Tsang

Keon Tsang

  • keonktsang@berkeley.edu
  • Office Hours W 3 - 4 PM (109 Morgan)
  • Lab 127L [NPE] Tu 5 - 6:30 PM (Soda 273)
  • Disc 117 [NPE] Th 5 - 6:30 PM (Hearst Field Annex B1)

  • Hey there! I'm a fourth year CS major that switched over from English in my second year after taking 61A. When I'm not teaching, you'll probably find me napping, gaming, or singing poorly to Cantonese music. My pronouns are he/him.
Kevin Li

Kevin Li

  • kevintli@berkeley.edu
  • Office Hours W 3 - 4 PM (109 Morgan)

  • Hi! I'm a sophomore EECS major from Cupertino, CA. As a kid, I loved to draw comics with friends (Calvin and Hobbes was my inspiration) - the reason I first got into CS was to bring my stories to life through games! I love skiing, tennis, piano, board games and spicy food. My pronouns are he/him.
Kevin Wang

Kevin Wang

  • kwang626@berkeley.edu
  • Office Hours Th 6:30 - 7:30 PM (241 Cory)
  • Lab 142L Tu 11 AM - 12:30 PM (Soda 277)
  • Disc 127 Th 5 - 6:30 PM (Wheeler 224)

  • Hi! I'm one of the four Kevins, and am a fourth-year computer science major from Diamond Bar, California! I really enjoy teaching and am also a part of CSM for 61A. I'm kinda blind without my glasses, so if you know me and I walk right past you on the street thats why. But please still say hi!
Lauren Meier

Lauren Meier

  • laurenmeier@berkeley.edu
  • Office Hours Th 1 - 2 PM (109 Morgan)
  • Lab 129L W 9:30 - 11 AM (Soda 271)
  • Disc 130 F 9:30 - 11 AM (Soda 320)

  • Hi there, I'm Lauren! My pronouns are she/her. I love spending time outdoors and listening to music. I am also a huge fan of Oreos (they often make an appearance at my sections). See you around!
Lillian Du

Lillian Du

  • lilliandu@berkeley.edu
  • Office Hours Th 7:30 - 8:30 PM (241 Cory)
  • Lab 115L Tu 11 AM - 12:30 PM (Soda 273)
  • Disc 115 Th 11 AM - 12:30 PM (Moffit Library 106)

  • Hello I'm Lillian! I'm a third year EECS major from Pleasanton, CA. CS61A was one of my favorite classes and I hope it will be one of yours too! If you send me cute pics of dogs I'll send you some back :)
Lindsay Yang

Lindsay Yang

  • lindsay.yang@berkeley.edu
  • Office Hours flexible
  • Lab 137L W 12:30 - 2 PM (Soda 275)
  • Disc 137 F 12:30 - 2 PM (Soda 405)

  • Hi! I'm a third year CS/Cog Sci major, and a big part my life at this point is how much I like boba, memes, and Bojack Horseman. I'm also the president of UPE, and you'll probably catch me karaokeing my heart out one of these days.
Michael Dong

Michael Dong

Michael Gibbes

Michael Gibbes

  • mgibbes@berkeley.edu
  • Office Hours flexible

  • Call me Gibbes! It's my 6th semester TAing 61A. If you're interested in graphics or video games, just shoot me an e-mail.
Michelle Cheung

Michelle Cheung

  • micheung@berkeley.edu
  • Office Hours Th 5 - 6 PM (109 Morgan)
  • Lab 136L [NPE] W 12:30 - 2 PM (Soda 273)
  • Disc 135 [NPE] F 12:30 - 2 PM (Soda 310)
Nancy Shaw

Nancy Shaw

  • nshaw99@berkeley.edu
  • Lab 116L [NPE] Tu 11 AM - 12:30 PM (Soda 275)
  • Disc 114 [NPE] Th 11 AM - 12:30 PM (Moffit Library 103)

  • Hi! I'm a 2nd year CS major from Texas. I'm A Wiggly Worm, I'm A Wiggly Worm! How Do You Do? I Love You! I'm A Wiggly Worm! *Snort*
Nipun Ramakrishnan

Nipun Ramakrishnan

  • nipun.ramk@berkeley.edu
  • Office Hours W 4 - 5 PM (109 Morgan)
  • Lab 114L [NPE] Tu 11 AM - 12:30 PM (Soda 271)
    Disc 152 [NPE] W 5:30 - 7 PM (Soda 405)

    Lab 119L [NPE] Tu 12:30 - 2 PM (Soda 275)
    Disc 119 [NPE] Th 12:30 - 2 PM (Moffit Library 103)

    Lab 132L [NPE] W 11 AM - 12:30 PM (Soda 271)
    Disc 132 [NPE] F 11 AM - 12:30 PM (Soda 310)

  • Hey everyone, I'm a senior and this is my third semester TAing for 61A. I’m an avid NBA fan and also enjoy playing chess and poker. I'm involved in AI research here at Berkeley, so if you're interested in that, come talk to me! Looking forward to getting to know all of you this semester!
Paul Bitutsky

Paul Bitutsky

  • pbitutsky@berkeley.edu
  • Office Hours W 6:30 - 8:30 PM (241 Cory)
  • Lab 140L W 11 AM - 12:30 PM (Soda 277)
  • Disc 133 F 11 AM - 12:30 PM (Soda 320)

  • Hi! My name is Paul and I'm a 4th year CS + Business (Haas) double major. This is my 4th time TAing 61A. Besides teaching, I love watching Netflix, going to the gym, and exploring SF with friends. I'm also heavily involved with Computer Science Mentors so talk to me if you have questions about CSM.
Ryan Moughan

Ryan Moughan

  • rmoughan@berkeley.edu
  • Lab 141L [NPE] Tu 9:30 - 11 AM (Soda 277)
  • Disc Th [NPE] 9:30 - 11 AM (Barrows 185)

  • Hey, I’m Ryan! I'm a 3rd year Computer Science and Statistics double major from Fort Mill, SC and my pronouns are he/him. 61A was my first true experience programming, and I've been in love with it ever since. Outside of teaching, my interests include neural engineering, working out, and cooking.
Shea Conlon

Shea Conlon

  • sheaconlon@berkeley.edu
  • Office Hours flexible

  • Hi there! I'm a senior CS major and this is my 7th semester on course staff. Ask me about CS, life, anything!
Sherry Luo

Sherry Luo

  • sherry.z.luo123@berkeley.edu
  • Office Hours W 4 - 5 PM (109 Morgan)
  • Lab 144L Tu 2 - 3:30 PM (Soda 277)
  • Disc 144 Th 2 - 3:30 PM (Hearst Mining 310)

  • Hi, I'm a second year EECS student! Outside of CS, I like chickens, bunnies, drawing, and manga! Plz let me know if you have any good manga/anime recommendations ;P
Tiffany Perumpail

Tiffany Perumpail

  • tperumpail@berkeley.edu

  • During the spring semester of my freshman year, I junior mentored for CSM 61A. And I've been in love with teaching CS61A ever since! Feel free to email me about anything (especially if you are feeling lost in this course, want some advice, or just need to talk). I'm all ears :)
Tim Foster

Tim Foster

  • tfoster@berkeley.edu
  • Office Hours flexible
  • Lab 150L M 3:30 - 5 PM (Soda 277)
  • Disc 5 W 5 - 6:30 PM (Soda 320)

  • Hi y'all! My name's Tim and I'm a 4th year Computer Science and Celtic Studies major. Feel free to reach out to me if you have questions about balancing CS courses and your interests in other departments! My pronouns are he/him.
Yichen Sun

Yichen Sun

  • yichensun@berkeley.edu
  • Office Hours Th 12 - 2 PM (109 Morgan)

  • hello! i'm a junior CS major from the Bay Area & some of my favs are cats, makeup, memes, and boba. generally when i'm not Struggling™ through school-related things you can find me in various stages of sleeping. my pronouns are she/her. im excited to be starting my 4th semester teaching 61A!