[ Delegates and Secretariat staff are invited to attend . ] Joint briefing on `` Strengthening effective humanitarian action through the use of a gender marker '' , by the Director , Gender Team , United Nations Development Programme ( UNDP ) ; the Chief , Strategic Investment and Performance Assessment Section , Division of Policy and Practice , United Nations Children 's Fund ( UNICEF ) ; and the Senior Policy Advisor , Gender Equality , Office for the Coordination of Humanitarian Affairs ( OCHA ) ( on behalf of Inter-Agency Standing Committee ( IASC ) ) ( organized by the Office for Coordination of Humanitarian Affairs ) From 3 to 4 p.m. in Conference Room 7 ( NLB ) .