William McKoy

LINE_JUDGE · BIG TENline_judge · Big Ten · 41 games since 2022

Worked UCLA 17–7 WIS in week 7.

Games since '22Games since '22

5 in 20265 in 2026

Flags / g 2026Flags / g · 2026

11.2

— · LG 12.7— pctl · league 12.7

Acc. yds / gAcc. yds / g

107

LG 111League 111

Judgment shareJudgment share

61%

LG 60%League 60%

Home cookingHome cooking · raw

+2.7

Raw · under 8 GNo read under 8 games

Late whistleLate whistle

—

Under 8 gamesUnder 8 games

Game lengthGame length

3:32

LG 3:24League 3:24

Flag profile

Per game · | = league

False startP

2.1

HoldingJ

1.9

OffsideP

1.1

Pass interferenceJ

1.1

Personal foulJ

0.8

Delay of gameP

0.6

Unsportsmanlike conductJ

0.6

J = judgment · P = procedural · + 0.1 other / g · Career, 40 G

Leans

Flags over expected / g

Non-Big Ten teams15 G · −1.0 to +0.2

−0.4noise

Big Ten teams4 G · raw, under 8 G

−0.8

ACC teams2 G · raw, under 8 G

−2.8

Wisconsin6 G · raw, under 8 G

+0.1

Eastern Michigan4 G · raw, under 8 G

−0.6

0 LEANS IN 40 SPLITS · ~2 EXPECTED BY LUCK · + = OPPONENT FLAGGED MORE

Crew history

41 games

Crew history
Year	Crew · position	G	Flags/g
2026	Big Ten · line_judge	5	11.2
2025	Big Ten · line_judge	6	10.0
2024	Big Ten · head_line_judge	10	10.5
2023	MAC · head_line_judge	10	9.6
2022	MAC · head_line_judge	10	11.9

Replay reviews

Since 2025 · 11 G

Reviews, 0.9/g

40%

Overturned · 4

≈0.2 h

Of replay

Spot

4 · 2 OT

Broke the plane

2 · 0 OT

Targeting

2 · 2 OT

Catch / no catch

1 · 0 OT

Runner down

1 · 0 OT

Longest: ≈ 6:07, pass completion upheld · 2026 wk 2, Oregon at
Oklahoma State

■ Overturned · review time = gap to next snap − game median

Flags / g = accepted penalties, games worked · Late whistle = 4th-q one-score judgment flags / play ÷ rest of game

Flags / g = accepted penalties · Home cooking = FOE on visitor − FOE on home, judgment flags only · Late whistle = 4th-q one-score judgment flags / play ÷ rest of game

Lean = pooled estimate whose 90% interval misses 0 with ≥ 8 G · shrunk toward 0 · judgment flags only · permutation luck check, 1,000 shuffles

Lean = pooled estimate whose 90% interval misses 0 with ≥ 8 G · shrunk toward 0 · luck check = 1,000 shuffles · source: school box scores · Updated Fri 10:12 AM ET

Source: school box scores · Updated Fri 10:12 AM ET