
Events
Register for an upcoming live event by clicking Learn More below.
OCEN members get special access to all live guest lectures and recordings!
A selection of popular guest lectures are available for individual purchase.
Upcoming Events
*More guest lectures are being developed for Fall 2026.
Check back mid-summer for topics, speakers and dates!
Until then, check out the incredible library of guest lectures under Member Resources.
LECTURE LIBRARY
A library of guest lecture recordings is available to OCEN Community, Farm and Veterinary Members! Head to MEMBERSHIP to receive this benefit and more.
2025 Guest Lectures
*Must purchase a membership to access recordings.

Wed, Jan 08Jan 08, 2025, 6:00 PM – 7:20 PM MSTZoom WebinarDr. Karen Davison, the director of Equine Technical Solutions at Purina Animal Nutrition, has been one of my favorite career mentors over many years. Her presentations are always polished, entertaining, educational, and above all, helpful! Learn about the latest equine microbiome R&D in January.
Wed, Dec 10Dec 10, 2025, 5:00 PM – 6:30 PM MSTZoom WebinarProtein supplementation can be VERY confusing and VERY expensive. However, it's a very important macro nutrient to get right for so many reasons! Listen to Dr. Christine Latham of MadBarn Inc discuss protein's role in equine health and supplements available on the market today.
Mon, Nov 10
Wed, Oct 15
Tue, May 20May 20, 2025, 6:00 PM – 7:30 PM MDTZoom WebinarFor years I've been searching for the right person to educate us on joint health and disease, and I've finally found her! Dr. Laura Amundson has been studying bone and joint health for decades and has the ability to give us a well rounded, unbiased discussion of nutraceuticals and pharmaceuticals.
Wed, Apr 09Apr 09, 2025, 6:00 PM – 7:30 PM MDTZoom WebinarPasture management is hard! It's time consuming and expensive, but so important for long-term health of both your horses and your property. Believe me, I know! That's why I've asked Bryce Christiaens, a director of extension, to help us do better to control weeds on our horse properties.
2024 Guest Lectures
*Must purchase a membership to access recordings.

Wed, Nov 13Nov 13, 2024, 6:00 PM – 7:30 PM MSTZoom WebinarOCEN is bringing back equine microbiome researcher, Jennifer MacNicol PhD of University of Guelph who was a favorite of the 2023 series! You will be blown away by her passion for the equine microbiome. In this follow up presentation, she will discuss the very confusing jargon.
Wed, Oct 09Oct 09, 2024, 6:00 PM – 7:20 PM MDTZoom WebinarOut of the half dozen veterinarians that I consulted with about my chronic asthma horse, this speaker gave me the stress-relieving, practical, helpful advice that I so desperately needed for my talented young horse. We'll discuss case studies to help you find solutions too!
Wed, Sep 11
Thu, Jul 11Jul 11, 2024, 6:00 PM – 7:30 PM MDTZoom WebinarYou know that selenium is important to horse health, but WHY? Learn about selenium's role in equine health from a leading and award winning researcher from Texas A&M University, Dr. Sarah White-Springer. Dr. White is an extremely impressive educator, researcher and equestrian. Learn from the best.
Tue, Jun 11Jun 11, 2024, 6:00 PM – 7:20 PM MDTZoom WebinarKrista Lea, MS is a Research Analyst at the University of Kentucky Department of Plant and Soil Sciences. Her presentation will focus on how to make PRACTICAL forage first decisions for your horse and your pocketbook! This is by far the most overlooked part of creating a great horse diet!
Wed, Mar 13Mar 13, 2024, 6:00 PM – 7:20 PM MDTZoom WebinarI'm obsessed with learning more about the equine immune system, because it intersects so intimately with the digestive system. So who better to help us understand than a PhD in Nutrition and Immunology! When you say that you want a healthy horse, what you really want is a healthy immune system.
Tue, Feb 13Feb 13, 2024, 6:00 PM – 7:20 PM MSTZoom WebinarI tell everyone that Dr. Byrd will likely forget more about equine parasites than I will ever learn! He is a treasure trove of information, and I seek his wisdom often. Parasites are still a very common problem in efforts to optimize gut health in horses. Be informed! Learn from 32 years of wisdom!
Fri, Jan 12
2023 Guest Lectures
*Must purchase a membership to access the recordings.

Wed, Dec 06Dec 06, 2023, 6:00 PM – 7:00 PM MSTZoom WebinarOCEN is going international with it's first Canadian PhD equine researcher, Jennifer MacNicol of University of Guelph. You will be blown away by this award winning researcher and her passion for the equine microbiome. She will discuss what we REALLY know about the GI tract and how to influence it.
Wed, Nov 08
Wed, Oct 18Oct 18, 2023, 6:00 PM – 7:00 PM MDTZoom WebinarMichael Eggleston of Kemin Equine will discuss all things leaky gut; causes, remediation, and the relationship to immunity, behavior and performance. Learn how to protect the digestive system from invasive pathogens which strengthens the immune system and optimizes health and performance.
Wed, Aug 16Aug 16, 2023, 6:00 PM – 7:00 PM MDTZoom Webinar*LINK TO JOIN WILL BE EMAILED ONLY! IT IS NOT HERE. Hay is off the field, stacked in the barn, but you're not sure what you really have? A forage test is an incredibly powerful nutrition tool to optimize health and performance. It's also the answer to your questions about supplementation.
Wed, May 10May 10, 2023, 6:00 PM – 7:30 PMZoom WebinarInterested in CBD for your horse? Learn about it's safety, indications for use, and the current science from a leading researcher of the supplement! Presented by Dr. Frank Andrews, Department Head of Veterinary Clinical Sciences at Louisiana State University.
2022 Guest Lectures
*Must purchase a membership to access the recordings.

Wed, Dec 07Dec 07, 2022, 6:00 PM – 7:30 PM MSTOnline Zoom WebinarDr. Connie Larson's presentation on trace mineral status in horses rocked my world early in my career! So, as you can imagine, I was pretty excited to include her in the Fall Guest Lecture series all about equine immunity. Read below for details on topics covered in this presentation!
Tue, Nov 08"Skin Allergies in Horses and How to Mitigate Them" with Dr. Cherie Pucheu-Haston of LSU /Online Zoom WebinarNov 08, 2022, 6:00 PM – 7:30 PM MSTOnline Zoom WebinarWhen I went in search of an equine immunologist, I wanted EXACTLY what Dr. Cherie Pucheu-Haston could offer! I feel very lucky to have her on my OCEN Fall Guest Lecture list, because there are a LOT of horses suffering with allergies. Let's learn from a leading researcher, shall we?
Wed, Mar 09
Wed, Feb 09Feb 09, 2022, 5:00 PM – 6:15 PM MSTZoom WebinarWhat does it mean to feed horses "naturally"? Some horses continue to be fed as “nature-intended” with 24/7 access to fresh pasture and room to roam, but what about the rest? Learn from a long time equine nutritionist and researcher what "Natural" means to her and the science behind it.
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Accessible through On Course Equine Nutrition Membership
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Guest lecture recording library
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Case study library
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How to Make Low Carb Horse Hay video series
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Curated lists of videos and articles by topic
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Discount on consultations


