CREATE TABLE table_29168 ("Team" TEXT, "Outgoing manager" TEXT, "Manner of departure" TEXT, "Date of vacancy" TEXT, "Incoming manager" TEXT, "Date of appointment" TEXT)

Who was the incoming manager for the date of appointment of 15 january 2011?
SELECT "Incoming manager" FROM table_29168 WHERE "Date of appointment" = '15 January 2011'
SELECT "Incoming manager" FROM "table_29168" WHERE "Date of appointment" = '15 January 2011'