54 games analyzed over 3 seasonsUpdated Aug 22, 2026, 7:26 p.m.Compare
NCAA Basketball
De Selle Dean
Game-Flow Manager · 54 games · 3 seasons
Moderate game-to-game volatility
Historically associated with near-average scoring, below-average fouls volume (0.5 fewer fouls per game than the league average), reduced late-game whistle frequency.
How games feel
Typical historical game environment associated with this official. Descriptive history only.
Near-average scoring environment
High evidence
Combined points sit close to the league average (145.6).
League average 145.7 combined points
Below-average fouls volume
High evidence
Averaged 33.3 fouls per game (-0.5 vs league).
League average 33.8 fouls
Fewer late-game whistles
High evidence
In close finishes, whistle rate historically drops versus earlier periods after intentional-foul filtering.
Late-game profile: Swallows Whistle
Moderate game-to-game volatility
High evidence
Consistency score 6/10 on whistle volume across the scouting sample window.
Descriptive stability of whistle volume, not a market forecast
Multi-season sample on file
High evidence
Profile spans 3 seasons in this dataset (2023-24–2025-26).
Historical environment
Scoring, whistle, and stability context from this official's verified sample versus league averages. Descriptive history only. Window: 2021-2026.
League comparison
Combined score
Official 145.6·Baseline 145.7·-0.1 vs leagueper game
Fouls-0.5 vs league
Baseline 33.8·Official 33.3·per game · near baseline
Fewer whistles than the cbb official baseline (-0.5 per game).
Over-benchmark rate withheld unless verified closing-line provenance is available for this league.
Whistle detail
Whistle profile
Whistle volume, penalty disposition, and high-leverage game-state tendencies.
48
Near-average foul-call profile
0
100
Stability
Sample size
54 games
Seasons on file
2023-24, 2024-25, 2025-26
Consistency
6/10
Officiating style
Official De Selle Dean profiles as a game-flow (high subjective ratio) over the last 36 games. Whistle volume stays relatively stable in high-stakes settings.
Straight-up and line-linked outcome history when provenance allows. Not a recommendation.
General stats
Games
54
Avg combined score
145.6
-0.1 vs league avg
Games over benchmark
30.6%
Combined beat 145.2 benchmark
Fouls per game
33.3
-0.5 vs league avg
Seasons
3 seasons
Pressure
Late-game whistle tendency versus earlier periods. Zero on the scale is the neutral / no-shift anchor for this official (same whistle rate late as earlier), not a league average and not a betting recommendation.
Late-game whistle tendency
Swallows Whistle
Swallows whistleNeutral (0)Tightens up
Leverage index: -75% vs earlier periods (0 = no late-game shift)
Swallows the whistle: foul frequency historically drops in late close-game minutes after intentional-foul filtering. Neutral anchor is zero change versus earlier periods.
Swallows whistle means late close-game whistle rate is lower than earlier periods after intentional-foul filtering. Historical tendency only.
Tight-game proxy
Supporting evidence from close finishes in the verified sample.
Tight-game proxy
How De Selle Dean compares in tight final-margin games vs the full sample. Based on official box scores, not last-two-minute reports.
Close games (≤5 pt margin)
10 of 36 games match this window
Avg combined points
Tight-game avg
143
Season avg
145.6
Pressure impact
-2.6
Avg fouls
Tight-game avg
33.1
Season avg
33.3
Pressure impact
-0.2
Over rate
Tight-game avg
30.0%
Season avg
30.6%
Pressure impact
-0.6 pp
Over benchmark: 151.8 combined points · Seasons: 2020-21, 2021-22, 2022-23, 2023-24, 2024-25, 2025-26 · 36 total games in sample
Pregame toss-ups (spread ≤5.5)
4 of 36 games match this window
Avg combined points
Toss-up avg
146.5
Season avg
145.6
Pressure impact
+0.9
Avg fouls
Toss-up avg
31.3
Season avg
33.3
Pressure impact
-2.0
Over rate
Toss-up avg
0.0%
Season avg
30.6%
Pressure impact
-30.6 pp
Over benchmark: 151.8 combined points · Seasons: 2020-21, 2021-22, 2022-23, 2023-24, 2024-25, 2025-26 · 36 total games in sample
Team effects versus baseline
Team performance comparisons are withheld until same-window team baselines clear sample gates. Raw records alone can overstate the official's relationship with strong or weak teams.
Career
Career evolution
Season timeline of archetype and late-game sensitivity, with detailed metrics below.
2025-26Insufficient sample0 games
2024-25Insufficient sample0 games
2023-24Insufficient sample0 games
Season
Style bucket derived from procedural vs. subjective foul mix and game-flow impact. Helps frame whether this ref tends to let play breathe or enforce structure.
Foul Ratio
How much an official's whistle rate shifts in close, late-game situations compared with the rest of the game. Positive values suggest they tighten up under pressure.
1-10 rating of how predictable this official's whistle volume is game to game. Higher scores mean steadier pacing; lower scores flag more volatile totals markets.
2025-26
Insufficient data (0 games, fewer than 10 required)
2024-25
Insufficient data (0 games, fewer than 10 required)
2023-24
Insufficient data (0 games, fewer than 10 required)
Related officials
Explore officials who frequently work with this official or show similar historical officiating patterns.
Frequent crew partners
Officials who have appeared on the same crew most often in the available dataset.
33.3% over · +0.8 whistlesimilar over rate · similar whistle tendency
Pre-Game Context
Refficacy Dimensions
Referee Efficacy Radar
54 games · 0-100 index where 50 marks league norm. Higher is not automatically better.
This officialLeague norm (50)
Run stoppages60 index
50
How often this crew whistles during opponent scoring runs.
Scoring pace51 index
50
Combined scoring in this crew's games versus league average.
Whistle mix65 index
50
Contact and administrative whistle share relative to league norms.
3 metrics excluded due to insufficient event data
Index scores computed from 36 logged games in analysis window
Quick compare
How to read this profile
Scoring and foul totals come from verified game logs. Ref×team win-loss records come from Basketball-Reference. Team foul splits live on team pages. Tonight's assignment signals are on the home page.
Scores, fouls, and referee crews from ESPN (9885 games across 80 tracked programs, 6047 with sportsbook totals). Coverage: 2020-21, 2021-22, 2022-23, 2023-24, 2024-25, 2025-26. Matrix: 4078/8349 ref×team pairs with 3+ games. 69 games skipped (no officials listed). 0 games skipped (outside live conference gate). Ref game counts rebuilt from DISTINCT game_id in game logs.