AI Rate Professor

Physics

Leon Hsu

PHYS43 · PHY20 · PHYS1 · PHYS20 · PHYS40 · PHYS41 · PHYS4042 · PHYSIC20 · PHYS11 · PHYS42 · 39 lifetime ratings

AI rating
94/100
RMP rating
4.6/5
Take again
87.5%
Difficulty
3.9

The decision

if you want the and will invest serious weekly work.

Best fit · Hardcore LearnerAmazing LecturesChallenging ExamsGenerous Partial CreditAccessible Office HoursFree Textbooks
  • Elite physics teaching that builds real problem-solving skill
  • Exams and but grading and 85 percent A scale are fair
  • , not cruise

Key questions

Four answers before you build your schedule.

Is this an easy A?

FairEffort

55/100

, but partial credit and an 85 percent A cutoff keep a strong A reachable with steady work.

Both formats describe hard problems with ; almost all grade path detail is in person.

Is the course easy?

Challenging

28/100

Physics problems are unique, non-plug-and-chug, and force deep thinking every week.

Difficulty is high online and in person across PHYS40-43.

Is attendance flexible?

Recommended

55/100

; lectures and help sessions strongly reward showing up even when not strictly required.

Mixed mandatory and non-mandatory flags in person; online one yes one no.

Is this professor recommended?

MustTake

90/100

Nearly universal praise for learning quality and career-changing teaching, with only a .

Both online reviews are strongly positive; .

Course guide

See how this professor fits your week.

Grading

Lenient

72/100

Students report generous partial credit, process-focused scoring, and a boosted A threshold around 85 percent.

Format shift

Leniency comments are mostly in person; .

Workload

Heavy

38/100

, and intense exams demand many hours, even when problem counts look small.

Format shift

Online two-problem ; in person often heavier overall.

Teaching experience

Excellent

94/100

Consistently called the best physics teacher: , and .

Format shift

Excellence holds for both online and in-person evidence.

Assessment method

FocusOnExams

68/100

A and finals drive most of the grade.

Format shift

short .

Luni fit check

Weigh these signals against your actual schedule.

Get help balancing workload, grading, and timing when no option is an obvious fit.

Course format

Compare the in-person and online experience.

Classroom format

In person

38 reviews

High confidence · Best fit for Hardcore Learner

In person he is widely seen as the top physics professor: , and fair partial credit.

Main concern

Nightmare-level exams and heavy conceptual problem solving for students seeking an easy path.

What students said

“Easily the . I had him for all 4 physics classes”
PHYS40
“ .”
PHYS40
“85% A”
PHYS42

Remote format

Online

2 reviews

Low confidence · Best fit for Hardcore Learner

Online PHYS41 students praise clear lectures, demos, tricky short homework, and .

Main concern

, but they are very tricky.

What students said

“Leon is one of the ! He makes difficult material easy to understand and his demonstrations are outright amazing.”
PHYS41
“Homework is just 2 problems- but they're usually super tricky in some way”
PHYS41

Exam style

Know what to expect from exams and major assignments.

Exams are unusually hard and original, but and practice support keep them learnable rather than punitive.

Hard Unique ProblemsPartial CreditPractice ExamsGroup Exams SometimesProcess Over Final Answer

Assessment risk

Standard

48/100

Low score means less forgiving assessment conditions.

In person

In , with generous partial credit for correct approach.

New Problems Every ExamPartial CreditGroup ExamsPractice Exams
“ and always give us new problems, never repeated.”
PHYS40
“the majority of grade is your process and approach - are you using the right system and fundamental equations well, rather than getting exact answers.”
PHYS40

Online

Online comments describe a Lockdown Browser.

Tricky Exam ProblemsFew Problems
“Same thing with tests -- just 3 super tricky problems.”
PHYS41

Student evidence

See what students actually said.

Top student voice

“Easily the . I had him for all 4 physics classes, and in each he consistently provided quality instruction that made physics make sense in a way that it hadn't before.”

Voice snapshots generated from 40 reviews, highlighting elite teaching and hard-but-fair physics assessment. Credibility rating: High.

🎯 Teaching Quality

94/100

“Professor Leon is truly the GOAT.”

🧠 Challenge Level

28/100

“HARDEST CLASS I HAVE EVER TAKEN. But Leon is a great professor, but very challenging.”

⚖️

72/100

“ but study and do your best because he is a .”

👍 Recommendation

90/100

“If .”

Theme 1

👨‍🏫 About Teaching Style

  • .
  • Lectures are concise, well-prepared, and interactive.
  • He teaches primarily how to think about physics, not how to memorize formulas.

Theme 2

📈 About Difficulty and Grades

  • >85% is an A.
  • .
  • tough class but i learned a lot

Theme 3

❤️ About Support

  • and is willing to stay after class hours to answer questions.
  • and
  • he will let you ask him 100 dumb questions and answer every one in detail.

Data context

See exactly what the AI read.

Analysis sample

40

Recent reviews read by the AI

39

Lifetime ratings

87/100

Evidence confidence

40 detailed STEM reviews with highly consistent themes on teaching excellence and hard-but-fair assessment.

Inside 40 stored ratings

Quality ratings

5 out of 533
4 out of 52
3 out of 50
2 out of 53
1 out of 52

Course coverage

PHYS4021 reviews
PHYS415 reviews
PHYS425 reviews
PHYS203 reviews
PHY201 review
Show 5 more courses
PHYS11 review
PHYS111 review
PHYS40421 review
PHYS431 review
PHYSIC201 review

Reported outcomes

A range results lead the reported letter grades.

39 reported outcomes

A range

25

A+ 3 · A 21 · A- 1

B range

10

B+ 2 · B 8

C range

4

C+ 2 · C 2

D range

0

No reported values

F

0

No reported values

No letter grade reported

0

No reported values