IOWA FOOTBALLPhotos: Iowa Hawkeyes offensive coordinator Brian FerentzAdam WilsonHawk CentralIowa head coach Kirk Ferentz reacts with his son Iowa offensive coordinator Brian Ferentz, left, after an NCAA college football game against Northern Illinois, Saturday, Sept. 1, 2018, in Iowa City, Iowa. Iowa won 33-7 making Kirk Ferentz the winningest coach in Iowa history. (AP Photo/Charlie Neibergall)Charlie Neibergall, Associated PressIowa offensive coordinator Brian Ferentz calls out to players during a Hawkeye football spring practice on Thursday, April 4, 2019, at the University of Iowa outdoor practice facility in Iowa City, Iowa.Joseph Cress/Iowa City Press-CitizenIn this University of Iowa photo from Thursday's closed practice, offensive coordinator Brian Ferentz oversees his starting first unit. For more photos, visit HawkeyeSports.com.Brian Ray, HawkeyeSports.comIowa offensive coordinator Brian Ferentz calls out to players during a NCAA football practice on Monday, Dec. 17, 2018, at the Hansen Football Performance Center in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa offensive line coach Brian Ferentz tries to generate a pass interference call after receiver Damon Bullock was hit by LSU's Craig Loston on Wednesday, Jan. 1, 2014, in Tampa, Florida. (Bryon Houlgrave/The Register)Bryon Houlgrave/The RegisterIowa second-year offensive coordinator Brian Ferentz has a big job this week: Trying to put together a plan to bolster quarterback Nate Stanley's confidence while helping keep Purdue's high-powered offense off the field.Charlie Neibergall, APIowa head coach Kirk Ferentz and assistant coach Brian Ferentz react with running back Ivory Kelly-Martin (21) during the Wisconsin game. The Hawkeyes have tweaked their bye-week routine a little bit with hopes of getting an improved showing over past years.Jeffrey Becker, USA TODAY SportsIowa offensive coordinator Brian Ferentz high-fives Iowa wide receiver Brandon Smith (12) during an NCAA football game on Saturday, Sept. 22, 2018, at Kinnick Stadium in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa quarterback Nate Stanley speaks with offensive coordinator Brian Ferentz during a time out against Northern Iowa on Saturday, Sept. 15, 2018, at Kinnick Stadium in Iowa City.Bryon Houlgrave/The RegisterIowa quarterback Peyton Mansell (2) talks with Iowa offensive coordinator Brian Ferentz during an NCAA football game on Saturday, Sept. 15, 2018, at Kinnick Stadium in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa offensive coordinator Brian Ferentz steps off the bus and makes his way to the stadium prior to kickoff against Northern Iowa on Saturday, Sept. 15, 2018, at Kinnick Stadium in Iowa City.Bryon Houlgrave/The RegisterIowa offensive coordinator Brian Ferentz gestures during the Cy-Hawk NCAA football game on Saturday, Sept. 8, 2018, at Kinnick Stadium in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa offensive coordinator Brian Ferentz pats the helmet of running back Toren Young after a big running play against Northern Illinois on Saturday, Sept. 1, 2018, at Kinnick Stadium in Iowa City.Bryon Houlgrave/The RegisterIowa offensive coordinator Brian Ferentz is seen during a Kids Day practice on Saturday, Aug. 11, 2018, at Kinnick Stadium in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa offensive coordinator Brian Ferentz talks with reporters during Iowa football media day on Friday, Aug. 10, 2018, in Iowa City.Joseph Cress/Iowa City Press-CitizenIowa's Brian Ferentz poses for a photo during the Iowa Football media day on Friday, Aug. 10, 2018 in Iowa City.Brian Powers/The RegisterIowa junior center James Daniels discusses with offensive coordinator Brian Ferentz on the sideline against Boston College during the 2017 Pinstripe Bowl at Yankee Stadium in Bronx, New York on Wednesday, Dec. 27, 2017.Bryon Houlgrave/The RegisterIowa offensive coordinator Brian Ferentz walks along the 9/11 Memorial in New York City on Monday, Dec. 25, 2017.Bryon Houlgrave/The RegisterIowa senior tackle Nathan Bazata gets a handshake from offensive coordinator Brian Ferentz after the Hawkeyes won, 27-20, over Boston College during the 2017 Pinstripe Bowl at Yankee Stadium in Bronx, New York on Wednesday, Dec. 27, 2017.Bryon Houlgrave/The RegisterIowa offensive coordinator Brian Ferentz fires up his offense after warmups and before kickoff against Nebraska on Friday, Nov. 24, 2017, at Memorial Stadium in Lincoln, Neb.Bryon Houlgrave/The RegisterIowa offensive coordinator Brian Ferentz directed profanity toward a replay official during halftime of the Hawkeyes' 17-10 win against Minnesota.Bryon Houlgrave, The RegisterIowa offensive coordinator Brian Ferentz walks off the field with his players after their Spring Game on Friday, April 21, 2017, in Iowa City.Brian Powers/The RegisterIowa assistant coach Brian Ferentz celebrates with lineman Ike Boettger, right, after an Iowa touchdown during the second half of an NCAA college football game against Iowa State, Saturday, Sept. 10, 2016, in Iowa City, Iowa. Iowa won 42-3.Charlie Neibergall, APIowa offensive lineman Ike Boettger blocks his mother. Kris, as other women and position coach Brian Ferentz look on during Saturday's event at Kinnick Stadium.Brian Ray/Hawkeyesports.comIowa assistant coach Brian Ferentz directs a drill during spring practice on Saturday, April 11, 2015, at Valley Stadium in West Des Moines, Iowa.Bryon Houlgrave/The RegisterIowa's Austin Blythe gets a high-five from offensive line coach Brian Ferentz during their game against Maryland Saturday, Oct. 31.David Scrivner / Iowa City Press-CitizenFrom 2015: From left, Iowa Hawkeyes strength coach Chris Doyle, assistant coach Reese Morgan, Bob Scherff (father), Cindy Scherff (mother), Outland Trophy winner Brandon Scherff, assistant coach Brian Ferentz and head coach Kirk Ferentz.Register File PhotoBrian Ferentz spent four seasons on staff with the New England Patriots before coming to work for his father. (Benjamin Roberts/Iowa City Press-Citizen>DesMoinesFrom 2003: Iowa offensive lineman Brian Ferentz laughs with his father, Iowa head coach Kirk Ferentz, during the team's media day Aug. 7, 2003, in Iowa City.AP