Co-founder Murthy is back, but what troubled Infosys needs most is a break from the past

Infosys is now the latest company to turn to former managers to revive its fortunes, following in the wake of Procter & Gamble and JC Penney. Faced with falling market share, tepid revenue growth, and sagging employee morale, the Indian outsourcing giant is bringing back its co-founder NR Narayana …