Edward P. Owens is fund manager at the open-ended Vanguard Health Care Fund (https://flagship.vanguard.com/VGApp/hnw/FundsSnapshot?FundId=0052&FundIntExt=INT) [VGHCX]. At least 80% of this fund's assets are invested in companies that are primarily engaged in the health care industry. The fund invests with a long-term focus, taking both diversification and valuation info account. Since its 1984 launch, Owens' fund has produced average annual returns of almost 20%.