Rob Mackenzie, who worked for Leicester City among others, has been working for Sunderland since March.
Pearson, who has reportedly thrown his hat into the ring to become Norwich City's next boss, signed James for Leicester City five years ago.
The midfielder has impressed in two months at Barnsley while Nottingham Forest continue to slide towards the relegation zone.
Leicester's Matty James has joined Barnsley, allegedly turning down interest from Aston Villa and Nottingham Forest.
Nottingham Forest have reportedly made a loan offer for Leicester's Matty James - but he wants to join Barnsley.
Conor Hourihane has been heavily linked with a move to Aston Villa, and it appears that the path is about to be left clear for a switch.
January offers Villa the opportunity to make a statement of intent ahead of a crucial five-month spell.
It is claimed that Leicester are keen to loan out the 25-year-old, and a move to Aston Villa or Wolverhampton Wanderers could appeal despite Premier League interest.
The midfield maestro has been out of action since May 2015.
The midfielder has been out of action since last May.
Pep Guardiola reportedly wants to bring Bayern Munich's Serge Gnabry back to the Premier League and Arsenal must be kicking themselves.
Liverpool are edging closer to a record-breaking Premier League title, but Everton fans will be hoping they don't seal the trophy in their back yard.
Tottenham Hotspur are set to be without Heung-Min Son for much of the rest of the campaign.
Liverpool have been heavily linked with Timo Werner, but Manchester City appear to have joined the race.
Bayern Munich are reportedly rivalling Premier League duo Liverpool and Manchester United for Mikel Arteta favourite Bukayo Saka.
Lille's Ligue 1 star Boubakary Soumare is reportedly eyeing a summer move to Jurgen Klopp's Premier League leaders Liverpool.
The big Spaniard turned out for Arsenal's Under-23s on Monday night.
Croatian leaders Dinamo Zagreb are reportedly set to raid Premier League giants Arsenal for highly-rated Robbie Burton.
Pierre-Emerick Aubameyang has been Arsenal's most valuable player during these past few seasons.
Leeds United picked up their second win of the calendar year on the weekend.