• Profile of me and my research: https://www.discovermagazine.com/planet-earth/something-in-the-water 

• Discussion of the finds at Page-Ladson and their significance: http://www.nytimes.com/2016/05/14/science/humans-mastodons-florida.html?_r=0 

• Discussion of the finds at Page-Ladson and their significance: http://www.sciencemag.org/news/2016/05/ancient-stone-tools-are-best-evidence-yet-early-peopling-americas

• Discussion of the finds at Page-Ladson and their significance: http://blogs.discovermagazine.com/deadthings/2016/05/13/first-americans-underwater-butchering-site-dices-timeline/#.VzYvRrgrJhF

• Discussion of the finds at Page-Ladson and their significance: https://www.thestar.com/news/world/2016/05/13/pass-the-mastodon-florida-find-suggests-americas-peopled-far-earlier-than-thought.html

• Discussion of the finds at Page-Ladson and their significance: http://news.trust.org/item/20160513180309-sxxp3

• Discussion of the finds at Page-Ladson and their significance: http://phys.org/news/2016-05-evidence-humans-southeastern-earlier-previously.html

• Discussion of the finds at Page-Ladson and their significance:  http://news.discovery.com/human/evolution/ancient-humans-dogs-hunted-mastodon-in-florida-160513.htm

• Discussion of the finds at Page-Ladson and their significance: http://gizmodo.com/humans-hunted-mastodon-in-florida-nearly-15-000-years-a-1776311538

• Discussion of the finds at Page-Ladson and their significance: http://www.dailymail.co.uk/sciencetech/article-3589074/Did-humans-conquer-America-1-500-YEARS-earlier-Discussion of the finds at Page-Ladson and their significance:thought-Stone-tools-Florida-sinkhole-suggest-continent-s-settlers-arrived-12-500BC.html

• Discussion of the finds at Page-Ladson and their significance: http://www.theglobeandmail.com/technology/science/mastodon-bones-offer-clue-that-humans-came-to-americas-earlier-thanthought/article30012852/

• Discussion of the finds at Page-Ladson and their significance:  https://www.washingtonpost.com/news/speaking-of-science/wp/2016/05/13/ancient-tools-and-bone-found-in-florida-could-help-rewrite-the-story-of-the-first-americans/

• Discussion of the finds at Page-Ladson and their significance:  http://www.smithsonianmag.com/science-nature/underwater-finds-reveal-humans-long-presence-north-america-180959103/?no-ist

• Discussion of the finds at Page-Ladson and their significance: http://abcnews.go.com/Technology/wireStory/early-snowbirds-florida-sinkhole-yields-ancient-artifacts-39100019

• Discussion of the finds at Page-Ladson and their significance:  http://www.livescience.com/54735-mastodon-remains-in-underwater-site.html

• Discussion of the finds at Page-Ladson and their significance:  http://motherboard.vice.com/read/ancient-floridians-butchered-mastodons-and-maybe-kept-pet-dogs-page-ladson

• Discussion of the finds at Page-Ladson and their significance:  http://www.ctvnews.ca/sci-tech/humans-roamed-americas-ate-mastodon-much-earlier-than-once-thought-1.2901209

• Discussion of the finds at Page-Ladson and their significance:  http://www.nature.com/news/underwater-archaeologists-unearth-ancient-butchering-site-1.19913

• Discussion of the finds at Page-Ladson and their significance:  http://www.latimes.com/science/sciencenow/la-sci-sn-mastodon-stone-tools-early-americans-snap-htmlstory.html

   2024 

• Why underwater? The importance of submerged landscape research for understanding Pleistocene peoples of the New World. Sponsored lecture to the Archaeological Institute of the Americas Central Carolinas Society Lecture Series. (National)

   2023 

•  Why underwater? The importance of submerged landscape research for understanding Pleistocene peoples of the New World. Keynote Speaker at the Underwater Archaeological Society of British Columbia’s Indigenous Maritime Archaeology Conference, Vancouver, Canada (International)

2022

• Geoarchaeology Underwater: How Multiproxy Late Pleistocene Records from Florida’s Submerged Sinkholes Are Refining Archaeological and Paleoenvironmental Models, Plenary Address AMQUA (American Quaternary Association) Biennial Meeting

• Why Dive? How drowned landscapes are helping us understand the early colonization of the Americas" Presentation to the Blue Ridge Archaeology Guild  https://youtu.be/GFUW-sBt9aQhttps://youtu.be/GFUW-sBt9aQ 

2021

•   Dark Waters and Murky Models: Perspectives on the Peopling of the Americas from Page-Ladson. Keynote Address Frison Institute Annual Meeting, University of Wyoming https://wyocast.uwyo.edu/WyoCast/Play/4fc194c6410e41c7b1ad06b9122fb43c1d 

• Down by the Waterline: Perspectives on the Peopling of the Americas from Submerged Landscapes of Northwestern Florida. Presentation to Newcastle University (UK) Archaeological Science Series.

2020

• Perspectives on the peopling of the Americas from Page Ladson and the Debra L. Friedkin sites: When, Where, How? And why do we not know yet? Presentation to Tulane University Archaeological Lunch Series.        

• Why Is the Aucilla River So Important to Understanding the Peopling of the Americas? How the underwater archaeology of drowned landscapes can answer big questions. Presentation at Waterworks Science Salon.

• The Underwater Archaeology of the First Americans: How rising water has both helped and hindered what we can know about the colonization of the continent. Presentation to Florida State Marine Lab Science Café

2019

• How the underwater Page-Ladson site fits into peopling of the Americas scenarios, Sponsored presenter at the D. Foster ewett Lecture Series, Annual Symposium at LeHigh University.

• The First Floridians and the First Floods: How environmental changes have constrained Florida archaeology and how underwater archaeology promises to help. Presentation to the Central Gulf Coast Archaeological Society. https://cgcas.org/november-2019-halligan/     

• The Pre-Clovis Page-Ladson Site: Implications for Our Understanding of the First Americans. Presentation to Time Sifters Archaeological Society. 

• What do we know and think we know about the first Americans? Presentation to Forbes Books and The Oxford Center of Entrepreneurship, Yulee, FL.

• The impacts of sea level changes on the archaeology of Florida’s first people. Presentation to the Silver River Knap-in, Ocala Florida.

2018

• At the water’s edge: How sea level rise has shaped what we know about Florida’s Paleoindians. Sponsored presenter at Bureau of Ocean and Energy Management Submerged Prehistory Workshop.

• Rising waters and shifting sands: How terminal Pleistocene sea level rise has impacted what we know about the earliest Floridians. Presentation to the Saint Augustine Archaeological Association.

• Drowned Deserts, Breached Beaches, and Sunken Springs: How sea level rise has impacted what we know about the First Floridians. Keynote address for Tidally United Summit, Sarasota, Florida.

• Soggy Bottoms and Sandy Shores: Florida's Paleoindians and Site Preservation. Keynote presentation to Taylor County Historical Society, Perry, Florida.

• Paleoindians in the Panhandle: Rewriting the History Books. Presentation to the Silver River Knap-in, Ocala Florida.

• A View from the Blackwater Aucilla: How Florida’s Underwater Paleoindian Sites Are Providing Insights into the First Americans. Presentation at Ancient Explorers:  Little Salt Spring and the Peopling of the Americas symposium organized by the University of Miami.

2017

• Flowing Ponds and Rising Seas: How Sea Level Change Has Impacted Florida Archaeology. Presentation at FSU Library “Water” Colloquium.

• Paleo Research in the Panhandle: Rewriting the History Books. Presentation to the Florida Fish and Wildlife Commission NW Region Meeting.

• New Insights on the Peopling of the Americas and the Page-Ladson Site in the Aucilla. Presentation to the Panhandle Archaeological Society of Tallahassee.

• The First Americans in the Southeastern United States: How Florida’s Paleoindian Sites Are Changing Our Views of the Peopling of the Americas. Presentation to the St. Marks National Wildlife Refuge.        

• Black Water and Blue Chert: How Underwater Archaeology in Florida Is Changing Our Understanding of the Earliest Americans. Presentation to the FSU Board of Directors.

• The Aucilla River and the First Americans. Presentation to St. Lawrence University Geological Field School.

2016

• The Aucilla River and the First Americans. Presentation to the FSU Foundation.

• First Americans in the Aucilla River. Presentation to the Free Thinkers Forum, Tallahassee FL.

• Digging in the Dark: Geoarchaeology of Submerged Paleoindian Sites in Florida. Oregon State University Brown Bag Lecture Series.

• How the Aucilla River of Florida is Changing First Americans Studies. Keynote lecture at Peopling of the Americas Symposium, Oregon State Museum, Bend, Oregon.

• First Americans and Florida Rivers. Science Café presentation, Backwoods Crossing, Tallahassee, FL.

• The Aucilla River and the Peopling of the Americas. Lecture to the Taylor County Historical Society, Perry, Florida.

• Submerged Paleoindian Sites in the Aucilla River of Florida and First Americans Studies. Lecture given to the Apalachee Bay Yacht Club.

• Digging in the Dark: How Submerged Paleoindian Sites in the Aucilla River of Florida are Illuminating First Americans Studies. FSU Marine Lab Lecture Series, Panacea, Florida.

2015

• What Does the Future Hold for First Floridians Studies? Invited lecture at the First Floridians conference, Monticello, Florida.

2014

•  Underwater Research and the Peopling of the Americas. Invited lecture to Michigan Archaeology Brown Bag Series, Ann Arbor, MI.

• Who Was Here First? Exploring the Peopling of the Americas. Lecture presented as part of Mississippi Valley Archaeology Center research series.

• The First Americans: Breaking news on who, when where, and how. Lecture presented to the Charles E. Brown Chapter of the Wisconsin Archaeological Society Meeting.

• New Insights on the First Americans. Keynote lecture presented to the Mississippi Valley Archaeology Center Lithic Materials Workshop.