Date of birth: 19 October 1954
Nationality: Portuguese
Playing career: SL Benfica, CS Marítimo, GD Estoril-Praia
Coaching career: GD Estoril-Praia, CF Estrela da Amadora, FC Porto, AEK Athens FC (twice), Panathinaikos FC, Sporting Clube de Portugal, SL Benfica, PAOK FC, Greece

• A left-back, Santos started his playing days at hometown club Benfica before two-year spells with Marítimo and Estoril-Praia. Retired in 1975.

• After a career change as a technician – Santos holds a degree in electrical and telecommunications engineering – he returned to football in 1987, taking over at former club Estoril-Praia. Stayed for seven years, guiding them to two promotions and the Portuguese top flight.

• Had four seasons with Estrela da Amadora prior to joining Porto in 1998. Led club to the league title in his first season, adding two domestic cups before leaving for AEK in 2001. Again made an instant impact, winning the 2002 Greek Cup.

• Joined Panathinaikos that summer but reign proved brief. Returned home to Sporting in 2003/04 before rejoining AEK in summer 2004, steadying the ship after a turbulent spell. Left in 2006 for Benfica, where he lasted a year, swiftly opting for yet another Greek sojourn with PAOK.

• Revived the club's fortunes, leading them to runners-up spot in the league in 2009/10 to win a place in the UEFA Champions League third qualifying round. Announced his departure in May 2010 and was confirmed as Otto Rehhagel's successor as Greece coach six weeks later, proving an immediate success as he led them to UEFA EURO 2012 as winners of qualifying Group F.