Recent recorded grades — Spring 2013: 3.80 GPA, 100.0% A/AB (n=5 letter grades); Fall 2020: 3.77 GPA, 90.9% A/AB (n=11 letter grades); Fall 2022: 3.93 GPA, 100.0% A/AB (n=7 letter grades).
Fall 2026
Advanced Paleoecology: Species Responses to Past Environmental Change
GEOG 523 examines species and ecosystem responses to environmental changes over the last million years, focusing on climate shifts and extinctions.
Recorded instructors · Fall 2026 Jack Williams
Summary
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Recent recorded grades — Spring 2013: 3.80 GPA, 100.0% A/AB (n=5 letter grades); Fall 2020: 3.77 GPA, 90.9% A/AB (n=11 letter grades); Fall 2022: 3.93 GPA, 100.0% A/AB (n=7 letter grades).
Grade history
↗ average GPA
letter grades
letter grades
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BC
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Prerequisites
Course mapJunior standing
- Junior standing
This is a best-effort interpretation; check the catalog requirements above.
Prerequisite text tree
- Junior standing
Professors
Fall 2026Historical instructors & teaching patterns
JACK WILLIAMS is recorded teaching in Spring 2008, Spring 2010, Spring 2013, Fall 2020, Fall 2022. Recorded history may be incomplete and does not establish a future schedule.
Recorded history may be incomplete and does not establish a future schedule.
Calendar & sections
Fall 2026Schedule loads here as you scroll.
| Section | Mode | Enrolled / capacity | Waitlist |
|---|---|---|---|
| LEC 001 | Classroom Instruction | 9 / 15 | 0 |
Times are Central. Select a meeting for details; export includes recorded dates for the selected sections. Enrollment reflects scan time.
Meeting source records
Student experience
the class
Recent recorded grades — Spring 2013: 3.80 GPA, 100.0% A/AB (n=5 letter grades); Fall 2020: 3.77 GPA, 90.9% A/AB (n=11 letter grades); Fall 2022: 3.93 GPA, 100.0% A/AB (n=7 letter grades).
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Topics
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Grades
Latest available · Fall 2022— not enough history to project Fall 2026.
Grade distribution · % of letter grades
A
AB
B
BC
C
D
F
Grades over time
Through Fall 2022
More grade details Grade mix, volume & source data
Not enough comparable courses for Fall 2026 in UW–Madison.
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UW–Madison
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Catalog observation history
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Selected offering source records
Advanced Paleoecology: Species Responses to Past Environmental Change
Recorded 2026-09-07Raw records
[
{
"run_id": "20260907T155543-ce3781c4",
"semester": "1272",
"observed_at": "2026-09-07 15:55:43.033547+00:00",
"offering_id": "1272:416:022723",
"course_id": "GEOG 523",
"course_uid": "course_21b57a5ed3e4ef8ca3a41059",
"term_id": "1272",
"source_course_id": "022723",
"source_subject_id": "416",
"title": "Advanced Paleoecology: Species Responses to Past Environmental Change",
"credits_min": 3,
"credits_max": 3,
"typically_offered": "Fall, Spring"
}
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Madgrades
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Explore recorded gradesModel outputs & technical records
nvidia/Qwen3.6-35B-A3B-NVFP4
LLM outputs across runs
Full model traces
Recorded model configuration, reasoning, and tool conversations.
Model & dataset provenance
{
"model": "nvidia/Qwen3.6-35B-A3B-NVFP4",
"model_revision": "1355db6a052410cfd62085d94b58866fd0f2c3c5",
"task_version": "14",
"output_id": "f18ff63565adcfa70b24ed6a6b906562a396ad88ab0beec87d63e1bef95dbf6b",
"requirements_status": "valid",
"dataset_revision": "e243353dcb7d79b7247ced91d69443ef4c2a6349",
"observed_at": "2026-09-07 15:55:43.033547+00:00"
}