Our Experts: Arctic
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![Portrait of Sarah Fusco](/images/Experts/Fusco-Sarah.webp)
Sarah Fusco
![](/images/Experts/Holz-Heidi.jpg)
Heidi Holz
![](/images/Experts/Ladd-Mallory.jpg)
Mallory Ladd, Ph.D.
![](/images/Experts/Overfield-Cornell.jpg)
Cornell Overfield
![](/images/Experts/Tallis-Joshua.jpg)
Joshua Tallis
![](/images/Experts/Wishnick-Elizabeth.jpg)
Elizabeth Wishnick, Ph.D.