The following books stem from rigorous, empirical research about cultural intelligence conducted by scholars located in over 30 countries::

		Leading with Cultural Intelligence: The New Secret to Success by David Livermore (AMACOM 2009)
	Handbook on Cultural Intelligence: Theory, Measurement and Application, edited by Soon Ang and Linn Van Dyne (Sharpe 2008).
		CQ: Developing Cultural Intelligence at work by Christopher Earley, Soon Ang, and Joo-Seng Tan (Stanford 2006)
	Cultural Intelligence: Individual Interactions Across Cultures by Christopher Earley and Soon Ang  (Stanford 2003).