Professional Service

• Frontiers in Environmental Archaeology. Associate Editor. 07/01/2022 - 06/30/2023
• Palaeontologia Africana. Consulting Editor. 01/01/2019 - present
• Quaternary Research. Associate Editor. 01/01/2017 - present
• Journal of Human Evolution. Associate Editor. 01/01/2014 - 12/31/2019

In the Media

• @theU, "Caving for bones How a tip from a citizen scientist led to deep discoveries in Utah’s caves.". 11/2023. https://attheu.utah.edu/facultystaff/caving-for-bo...
• Scientific American, “Stone age animal urine could solve a mystery about technological development” . 04/01/2023. https://www.scientificamerican.com/article/stone-a...
• Science Daily, "Ecological tipping point: 5+ El Niño events per century controls coastal biotic communities". 09/08/2022. https://www.sciencedaily.com/releases/2022/09/2209...
• Salt Lake Tribune, "Utah professor discovers extinction of ancient herbivores fueled wildfires. Here’s why that matters.". 12/18/2021. https://www.sltrib.com/news/2021/12/18/utah-mammot...
• New York Times, "A Hitchhiker’s Guide to an Ancient Geomagnetic Disruption". 02/18/2021. https://www.nytimes.com/2021/02/18/science/lascham...
• Science, "How climate disruptions revolutionized ancient human toolmaking". 10/21/2020. https://www.sciencemag.org/news/2020/10/how-climat...
• Science Daily, “Early humans evolved in ecosystems unlike any found today”. 10/07/2019. https://www.sciencedaily.com/releases/2019/10/1910...
• Science: The decline of Africa’s largest mammals. 11/23/2018. http://science.sciencemag.org/content/362/6417/892
• USA today: Humans didn’t cause mass animal extinctions in Africa, like previously thought, study says . 11/23/2018. https://www.usatoday.com/story/news/world/2018/11/...
• BBC News: Humans ‘off the hook’ for African mammal extinction. 11/22/2018. https://www.bbc.com/news/science-environment-46306...
• KSL: U. archaeologist helps shed new light on timeline of human behavior. 03/30/2018. https://www.ksl.com/?sid=46291209&nid=148&title=u-...
• Scientific American: Invited Commentary on Homo naledi. 05/10/2017. https://www.scientificamerican.com/article/new-evi...