He was previously a special adviser at the Central Bank of West African States.
His father was Ibrahima Ly, a political activist during Moussa Traoré's rule, and his mother was Madina Ly-Tall, who was an ambassador during Alpha Oumar Konaré's presidency.
[2] Tatum Ly holds a degree in economics from Panthéon-Sorbonne University and a Masters from ESSEC Business School.
[2] In order to fulfill Keita's promises, Tatam Ly created the post of Minister of Reconciliation and assigned the position to Cheick Ouamar Diarrah.
[3] At the end of November 2013, his proposed visit to the northern city of Kidal and the consequent police repression of protests led to the MNLA aborting the ceasefire agreement.