This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.

This series consists of peer reviews, speeches, memoranda, minutes, flyers, newsletters and clippings related to Humphreys' professional activities. Included in this series are presentations and consultations he conducted as well as his involvement on committees and boards of directors for such professional associations as the International Academy of Sex Research and the National Committee for Sexual Civil Liberties.