Blackwell's current record as Blades manager is 4 draws, 2 losses and 5 wins. United were doomed for relegation with ex England captain Bryan Robson in charge but Blackwell has stepped in and turned Sheffield United's fortunes around.
According to The People newspaper, Milan Mandaric (Chairman of Leicester City) is to offer Blackwell a contract at the end of the season.
Ian Holloway's reign at the Walkers Stadium isn't looking good as Leicester currently sit 20th in the table tied with Sheffield Wednesday.