CS240 Fall 2025 Personnel and Contact Information

Points of Contact for Common Student Questions

Note: If you decide to e-mail the course staff, you must use your uwaterloo Quest e-mail account (WatIAM/Quest userID @uwaterloo.ca); otherwise we cannot verify who you are and are limited on what we can accept and respond to.

Help Topic Contact
Assignment, Missed Deadline: We do not accept late or emailed assignments. The last files submitted before the deadline will be marked (submit early and often, even if not finished).
If deadline is missed due to illness or other valid, verifiable reason, see Missed Work Due To Illness below.
Assignment Marking Error: Re-mark request, due within 10 days of release of marks on Crowdmark. See Mark Appeals instructions on Course info.
Course Website Error: Email CS240 ISAs
CS240 Handouts Error: CS240 instructors - email or check consulting hours below.
CS240 Textbook Error: Email Prof. Biedl (include screenshot or version-date and line number)
Enrollment: If Quest won't let you enroll or switch LEC or TUT sections without a permission/override number: Instructors and course staff are unable to help you -- you must see a CS academic advisor.
Exam Seat (Midterms & Final): Assigned seating will be available to view via Odyssey by the time of assessment
General Course Help: CS240 ISAs or instructors - check office hours below.
Midterm Remarks: See Re-mark Request instructions on Course info (the same instructions apply for Midterms with the email subject updated accordingly).
Missed Work Due To Illness/Valid, Verifiable Reason (Assignments, Exams): Assignments, midterms, final exam: Validation required (for MATH students see MATH VIF and all others, see Verification of Illness Services at https://uwaterloo.ca/campus-wellness/health-services/student-medical-clinic). In all cases, substitute Karen Anderson (CS 240 ISC) for references to instructor.
AccessAbility Services (AAS) exam accommodation forms (request to write at AAS): Submit to AAS at least 3 weeks before exam.

Course Personnel Fall 2025


Instructor: Arne Storjohann

Office: DC 3619
Office Hours: Tuesdays   11:40am - 12:15pm
Lectures: MC 1056   10:00am - 11:20am   Tuesdays and Thursdays
MC 4061   2:30pm - 3:50pm   Tuesdays and Thursdays
Email: astorjoh@uwaterloo.ca

Instructional Support Assistant (ISA): Michael Wong

Office: MC 4065
Tutorials: MC 4042   8:30am - 9:20am   Fridays
Consulting Hours: Mondays   1:30pm - 3:00pm
Tuesdays   8:30am - 10:00am
Thursdays   1:00pm - 2:00pm
Fridays   2:00pm - 3:00pm

Additional consulting hours, in-person or online, are available by appointment (email the course account).
Email: cs240@uwaterloo.ca

Instructional Support Assistant (ISA): Yuan(Sam) Si

Email: cs240@uwaterloo.ca

Instructional Assistant (IA): Matthew Regehr

Tutorials: MC 4041   9:30am - 10:20AM   Fridays
MC 4042   12:30pm - 1:20PM   Fridays
Email: cs240@uwaterloo.ca

Instructional Support Coordinator (ISC): Karen Anderson

Office: MC 4010
Office Hours: Email to set up an appointment
Email: kaanders@uwaterloo.ca