SIS

System Innovation Score

Measures a coach's tactical influence on the broader game. Factors coaching tree spread, scheme adoption across the league, and rule changes prompted.

Formula

(Coaching Tree Branches x 8) + (League Scheme Adoption % x 50) + (Rule Changes Prompted x 20) + (Innovation Firsts x 15)

Scheme Adoption %coach_scheme_adoption_pct (30%)

Rule Changes Influencedcoach_rule_changes (20%)

Innovation Firstscoach_innovation_firsts (30%)

Coaching Tree Branchescoach_tree_branches (20%)

Grade Scale

A+

A-

B+

B-

C+

Benchmarks

Gregg Popovich82.4

Don Nelson74.1

Pat Riley72

Steve Kerr72

Phil Jackson70.4

Data Sources

Basketball-Reference.comNBA.com/stats

Grade Interpretations

A+

All-time seasonal impact reflecting an era that fundamentally changed how basketball is played.

Elite seasonal impact with significant rule or style changes that shaped the game.

A-

Outstanding seasonal impact with meaningful influence on basketball evolution.

B+

Strong seasonal impact with notable contributions to the basketball landscape.

Above-average seasonal impact reflecting a meaningful period in basketball history.

B-

Moderate seasonal impact reflecting a transitional or supporting era.

C+

Below-average seasonal impact with limited lasting influence.

Minimal seasonal impact reflecting a less distinctive period.

System Innovation Score Leaderboard

#	Entity	Score	Grade	Interpretation
	Gregg Popovichperson	82.4	A+	All-time seasonal impact reflecting an era that fundamentally changed how basketball is played.
	Red Auerbachperson	75.7	A+	All-time seasonal impact reflecting an era that fundamentally changed how basketball is played.
	Don Nelsonperson	74.1	A+	All-time seasonal impact reflecting an era that fundamentally changed how basketball is played.
4	Jerry Westperson	72.4	A	Elite seasonal impact with significant rule or style changes that shaped the game.
5	Steve Kerrperson	72.0	A	Elite seasonal impact with significant rule or style changes that shaped the game.
6	Pat Rileyperson	72.0	A	Elite seasonal impact with significant rule or style changes that shaped the game.
7	Larry Birdperson	71.4	A	Elite seasonal impact with significant rule or style changes that shaped the game.
8	Chuck Dalyperson	70.6	A-	Outstanding seasonal impact with meaningful influence on basketball evolution.
9	Phil Jacksonperson	70.4	A-	Outstanding seasonal impact with meaningful influence on basketball evolution.
10	Mike D'Antoniperson	68.5	A-	Outstanding seasonal impact with meaningful influence on basketball evolution.
11	Red Holzmanperson	66.1	B+	Strong seasonal impact with notable contributions to the basketball landscape.
12	Erik Spoelstraperson	60.9	B+	Strong seasonal impact with notable contributions to the basketball landscape.
13	Jeff Van Gundyperson	57.2	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
14	Mike Budenholzerperson	56.6	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
15	Tom Thibodeauperson	55.5	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
16	Rick Adelmanperson	55.4	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
17	Larry Brownperson	53.0	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
18	Nick Nurseperson	52.2	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
19	Brad Stevensperson	51.2	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
20	Rick Carlisleperson	51.2	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
21	Quin Snyderperson	51.2	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
22	Jerry Sloanperson	50.0	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
23	Stan Van Gundyperson	48.8	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
24	Jack Ramsayperson	48.4	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
25	Tyronn Lueperson	48.0	B	Above-average seasonal impact reflecting a meaningful period in basketball history.
26	George Karlperson	46.4	B-	Moderate seasonal impact reflecting a transitional or supporting era.
27	Rick Pitinoperson	43.0	B-	Moderate seasonal impact reflecting a transitional or supporting era.
28	Bill Fitchperson	38.5	B-	Moderate seasonal impact reflecting a transitional or supporting era.
29	Lenny Wilkensperson	36.4	B-	Moderate seasonal impact reflecting a transitional or supporting era.
30	Sergio Scarioloperson	36.0	B-	Moderate seasonal impact reflecting a transitional or supporting era.
31	Ime Udokaperson	35.9	C+	Below-average seasonal impact with limited lasting influence.
32	Doc Riversperson	35.5	C+	Below-average seasonal impact with limited lasting influence.
33	Dwane Caseyperson	34.7	C+	Below-average seasonal impact with limited lasting influence.
34	Rudy Tomjanovichperson	33.0	C+	Below-average seasonal impact with limited lasting influence.
35	Frank Vogelperson	32.1	C+	Below-average seasonal impact with limited lasting influence.
36	Tom Heinsohnperson	32.1	C+	Below-average seasonal impact with limited lasting influence.
37	Mike Maloneperson	32.1	C+	Below-average seasonal impact with limited lasting influence.
38	Billy Donovanperson	32.0	C+	Below-average seasonal impact with limited lasting influence.
39	Kenny Atkinsonperson	29.4	C+	Below-average seasonal impact with limited lasting influence.
40	Terry Stottsperson	29.2	C+	Below-average seasonal impact with limited lasting influence.
41	Tom Izzoperson	28.9	C+	Below-average seasonal impact with limited lasting influence.
42	Brett Brownperson	26.5	C	Minimal seasonal impact reflecting a less distinctive period.
43	Monty Williamsperson	26.5	C	Minimal seasonal impact reflecting a less distinctive period.
44	K.C. Jonesperson	25.0	C	Minimal seasonal impact reflecting a less distinctive period.
45	Mike Montgomeryperson	22.1	C	Minimal seasonal impact reflecting a less distinctive period.
46	Darvin Hamperson	17.0	C	Minimal seasonal impact reflecting a less distinctive period.