In 2009, April Henry partnered with Lis Wiehl to collaborate on the Triple Threat Mystery series.
(With Lis Wiehl) Lis Wiehl’s Truth Advantage: The 7 Keys to a Happy and Fulfilling Life (2012) ISBN 1118025156
fleur-de-lis | Lis Wiehl | Fleur-de-lis | Fando y Lis | Tomasz Lis | Lucjan Lis | Lis Sørensen | Lis coat of arms | LIS | John T. Lis | Joe Lis |