While racing with Gibbs, Leffler briefly raced with Braun Racing in the Busch Series, a team that had lost their regular driver, Shane Hmiel, to a drug suspension.

In 2008, an opera entitled Las Madres de la Plaza premiered in Leffler Chapel at Elizabethtown College in Pennsylvania, telling the story of the Mothers of the Plaza de Mayo.

Its author / editor Sam Leffler ( who had been a technical staff member at CSRG ) and Lasseter were both employees of Lucasfilm at the time.

Roger Penske met Leffler at the 1998 Hut 100.

Leffler finally broke through in 2003 when he scored his first career victory at Dover.

Leffler in the # 32, racing at Daytona in 2006

Shortly after being replaced at Haas, Leffler signed a deal to re-join Joe Gibbs Racing for 2005, taking over in a newly created Cup team sponsored by FedEx.

During the 2007 season, Leffler won the pole for the Winn-Dixie 250 at Daytona International Speedway.

Leffler would make NASCAR history July 28, 2007 as he passed Greg Biffle with two laps remaining to win the Nascar Busch Series Kroger 200 at O ' Reilly Raceway Park.

Leffler also returned to the Sprint Cup Series in 2012, driving for Robinson-Blakeney Racing at Watkins Glen International, and for Humphrey Smith Racing at Michigan International Speedway.

File: Nationwide 38 Jason Leffler 2011 Road America Bucyrus 200. jpg | Racing at the 2011 Nationwide race at Road America

Leffler struggled despite winning a pole at the inaugural race at Kansas Speedway, and he was released at the end of the season.

Hamlin also ran his first Nextel Cup Series races in 2005, making his Cup debut at Kansas Speedway as driver of the # 11 FedEx Chevrolet for the 2006 season, after Jason Leffler was released, and made seven starts in in the Cup series in 2005.

Late in the year, Jason Leffler ran four races in the car that year, his best finish being a 20th at Memphis Motorsports Park.

Leffler ran the car full-time in 2000, winning a pole at Texas Motor Speedway, and posting three top-ten finishes.

Because Andretti had a prior commitment with DEI, Jason Leffler drove the car at Indy, finishing 33rd.

After a pair of 11th at Charlotte and Phoenix, Leffler had his first top-five, starting 14th and finishing 4th.

After a slow start, Leffler would finish out of the top-15 twice: a 34th at California and a 17th at Bristol.

Leffler joined Ultra Motorsports in 2002 and had great success early on with the team.

With two races left in the season, he was fired by Jim Smith ( which also brought an abrupt end to the Ultra / Evernham partnership ) and was replaced by Jason Leffler, and later, Jimmy Spencer.

He currently drives the No. 18 Mars, Inc ./ Interstate Batteries Toyota Camry for Joe Gibbs Racing in the Sprint Cup Series and owns Kyle Busch Motorsports, which runs the # 54 Monster Energy Toyota Camry for Kyle and his brother Kurt in the Nationwide Series and the # 18 Dollar General Toyota Tundra for Jason Leffler in the NASCAR Camping World Truck Series.

On January 9, 2012, Kyle Busch Motorsports announced that Leffler would drive the # 18 truck for 14 races with sponsorship from Dollar General.

Leffler began his career racing midget cars in the USAC series, where he won 3 consecutive Midget championships from 1997 and 1999, as well as the Silver Crown series championship in 1998.

Leffler qualified in the 17th position, which is also where he finished ; 3 laps behind race winner Juan Montoya.

During the 2000 season, Leffler drove full-time for the # 18 MBNA sponsored Busch team.

After the departure of Jason Leffler, who drove the # 11 car in the Nextel Cup series, Yeley, Busch Series teammate Denny Hamlin, and Terry Labonte split the remaining races.

Haas then moved Leffler to the Haas Automation # 00 car in Busch for the remainder of 2003, and later all of 2004.

The # 11 Chevrolet was regularly outside of the top 35 in points, meaning that it was not guaranteed a starting spot for all races ; Leffler was unable to qualify for the Coca-Cola 600 because of it.

For the 2006 season, Leffler was signed to return to Braun Racing to drive the # 32 Chevrolet.

Leffler remained in the # 38 Great Clips Toyota in 2010 and 2011.

When Cingular moved to Richard Childress Racing to sponsor the # 31 car, Target became the sponsor, the number was changed to # 41, and Jimmy Spencer was tabbed to replace Leffler.

In 2008, Wolfe worked with Braun Racing as crew chief of the # 38 Great Clips Toyota driven by Jason Leffler in the NASCAR Nationwide Series.

Jason Leffler, Anthony Foyt IV, and Joel Kauffman were part of the show in the latter part of season 2.

File: Leffler 18 truck. jpg | At Rockingham Speedway in 2012

The university president, Morris, has credited the knowledge and principles of SCI with contributing to the success of its graduates and SCI degrees have been awarded to Morris, Doug Henning, Mike Tompkins, Benjamin Feldman the Finance Minister for Global Country of World Peace, best-selling author John Gray, and " Invincible Defense Technology " expert David R. Leffler.

* The Center for Advanced Military Science ( CAMS ), whose founder and director is David R. Leffler ; and,

He held off the hard charging Leffler to win the Food City 250 for his 7th career Busch Series win and his 2nd of 2007.

Thus, the Hammond – Leffler Postulate predicts a late transition state for an endothermic reaction and an early transition state for an exothermic reaction.

A dimensionless reaction coordinate quantifying the lateness of a transition state can be used to test the validity of the Hammond – Leffler Postulate for a particular reaction.

**** Matt Gibbons-filling in for Leffler while Leffler is injured.

Leffler currently drives the No. 49 Toyota for Robinson-Blakeney Racing in the NASCAR Sprint Cup Series.

After leaving Gibbs, Leffler joined Braun Racing on a full-time basis for the remainder of the season.

Leffler has scored four top 10 finishes with Braun in 9 starts for the team.

The credits for the piece are concept / direction Alvy Ray Smith, animation John Lasseter, technical lead Bill Reeves, technical contributions by Tom Duff ( who designed the animation program called “ md ”, short for " motion doctor "), Eben Ostby, Rob Cook, Loren Carpenter, Ed Catmull, David Salesin, Tom Porter, and Sam Leffler, filming by David DiFrancesco, Tom Noggle, and Don Conway, and computer logistics by Craig Good.