Venture capital firm DBL Investors has hired Lisa Hagerman as director of double bottom line programs, a newly created position, in addition to two associates who will join its investment team. Lisa Hagerman joins DBL Investors from Harvard's Kennedy School of Government. Associate Patrick Sagisi was formerly a director in the corporate audit team of Samsung. Associate Sarah Ham began her venture capital career as an intern with DBL Investors and returned to the firm as an associate after recently completing her MBA from the Yale School of Management.