Ka cika wannan magana: Littafinsa na 1943 game da maganin zazzabin cizon sauro, "Malaria in the South Pacific", ya zama littafi na yau da kullum. A matsayinsa na kwararre kan cututtukan wurare masu zafi (malaria, zazzabin dengue, zazzabin sauro da zazzabin cizon sauro) aikinsa ya ba da gudummawa don rage mutuwar a cikin sojojin New Zealand. Kwarewar kafin yaƙin da bayanan cutar zazzabin cizon sauro na Sayers sun taimaka wa sojojin Amurka wajen rage yawan cutar zazzabin cizon sauro a lokacin yakin.
Yaƙin neman zaɓe na tsibirin Solomon. An amince da gudummawarsa ta hanyar bayar da lambar yabo ta Legion of Merit ta Amurka.