Full house: How the Vikings' new coaching staff shapes up under Kevin O'Connell

Over the years, TV revenue, attendance and player contracts are not the only areas to grow as the NFL has grown in popularity. So have coaching staffs. Bud Grant's group in the 1960s could fit in a van. Now most coaching staffs surpass two dozen people, and the Vikings in 2022 under Kevin O'Connell are up to 29. Who makes up the new coaching staff for the Vikings? Where did they come from? How does it stack up against the rest of the league? Here's a brief introduction:

Won Super Bowl as Rams offensive coordinator in 2021; spent two years in Los Angeles (2020-21), three in Washington (2017-19), one in San Francisco (2016) and one in Cleveland (2015).

Former Browns head coach (2014-15) and defensive coordinator for the Jets (2009-12), Bills (2013) and Packers (2018-20).

Has 31 years of NFL experience; won Super Bowls in 1997 and 1998 with the Broncos.

Passing game coordinator for Rams in 2021; coached tight ends 2013-21.

Spent past two seasons as assistant special teams coordinator in Dallas.

Worked in Green Bay from 2016-18; spent 2019 with Washington and 2020-21 with Carolina.

Worked as assistant in Cleveland (2019-21) and across departments in San Francisco (2014-18).

Former Diversity Coaching Fellow in Indianapolis and San Francisco.

Played collegiately at North Dakota; worked under Mike Munchak in Denver from 2019-21.

Back for a second season after stints in Washington and Jacksonville; 17-year NFL player.

Has coached running backs for five NFL teams, most recently Denver (2018-21), and was offensive coordinator for two: Buffalo (2010-12) and San Francisco (2016).

First season in NFL; Arizona, Georgia and Michigan are among his college coaching stops.

Worked with O'Connell in Washington 2017-19 and with the Los Angeles Rams in 2021.

On staff with Kuper in Denver from 2019-21; played quarterback at James Madison.

Spent 2019-21 at Northern Illinois; four seasons in NFL with the Jaguars (2013-16).

16 years of NFL experience, past two with Vikings; also coached in Chicago, Indianapolis and Baltimore.

Son of defensive coordinator; first NFL coaching job; was defensive analyst with Stanford from 2019-21.

Returns to coaching staff after a season at LSU; spent 2020 with Vikings.

Former Vikings linebacker (1991-93) has 32 years of NFL experience; spent 2020-21 at Kentucky.

Spent 18 seasons at Division I college level and past two seasons in NFL, at Chicago last season and Houston in 2020.

Worked as quality control coach for Vikings in 2021; former grad assistant at Wisconsin and also coached at UW-La Crosse, his alma mater, and UW-Platteville.

Worked with Pettine in Green Bay (2019-20), where he coached new Viking Za'Darius Smith; spent three seasons in Kansas City.

First NFL season; served as assistant at Hawaii and Oregon. Played offensive line at Wake Forest.

First season with Vikings; 15 years of NFL experience, two as coordinator in Atlanta, 2019-20; former Army helicopter pilot.

Assisted in Carolina (2020-21); former Academic All-America and defensive end at Towson.

In year two with Vikings after serving in same role in Philadelphia 2013-20.

In second season with Vikings; worked in San Francisco from 2017-18.

Enters fifth season with Vikings, the longest tenure on staff.

Was assistant director of Nebraska's Athletics Performance Lab focused on health, training, rehab, tech and training integration in 2021.

The sizes of NFL coaching staffs vary, as do the roles of the coaches. Here's a look at 2022 NFL coaching staff sizes, as listed in team media guides and commonly including specialists in the areas of operations, strength, conditioning and performance.

Evolution of sizes of Vikings coaching staffs: