Brian Karem has a wife.

https://en.m.wikipedia.org/wiki/Brian_Karem

Her name is Pamela J. Russell.

Pamela J. Russell is an Australian is an academic researcher of immunology, bladder and prostate research.

Russell is currently an Emeritius Professor at the Institute of Health and Biomedical Innovation, Queensland University of Technology, based at the Translational Research Institute (Australia) and Adjunct Professor, Centre for Advanced Imaging, University of Queensland.

https://en.m.wikipedia.org/wiki/Pamela_Russell