Sioux City Journal: LaunchPAD Children’s Museum has announced the hiring of a new executive director, Rouleen Gartner. She will lead the 3-year-old institution into its next stage of growth and development. Gartner brings 18 years of children’s museum expertise to the Siouxland community. She served the last nine years as executive director of the Northwood’s Children’s Museum in Eagle River, Wis.