MOVERS AND SHAKERS: Boeing nominated former U.S. ambassador to the UN Nikki Haley to its board of directors. Admiral Michelle J. Howard, the first black woman to command a U.S. Navy ship, joins IBM’s board. Priya Swaminathan and Tonia Davis will be co-heads of Higher Ground Productions, Barack and Michelle Obama’s production company. Liza Landsman, former president of Jet.com, joins the board of Squarespace. Jenna Bush Hager will replace Kathie Lee Gifford as Hoda Kotb’s co-host in the fourth hour of the Today show.