In this episode of The Poultry Podcast Show, Dr. Aaron Stephan from Signify Animal Lighting explains how flicker and temporal light modulation affect poultry environments. He discusses lighting frequency, bird perception, welfare considerations, flicker measurement methods, and practical strategies for evaluating lighting systems in poultry barns. Dr. Stephan also shares current research gaps and explains how producers can assess lighting quality more accurately. Listen now on all major platforms!

“Current poultry research has not clearly demonstrated that perceivable flicker consistently creates measurable welfare problems under commercial production conditions.”

Meet the guest: Dr. Aaron Stephan is the Director of Research and Innovation for Signify Animal Lighting and a sensory biologist with expertise in molecular biology, animal physiology, and lighting technology. His work focuses on how livestock and poultry respond to light environments to improve production, welfare, and biosecurity systems. Listen to Dr. Aaron Stephan on The Poultry Podcast Show, available on all major platforms!

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What you will learn:

• (00:00) Highlight
• (01:24) Introduction
• (04:20) Temporal light modulation
• (11:50) Poultry flicker perception
• (24:33) Welfare research gaps
• (29:08) Flicker measurements
• (33:21) Corrective lighting actions
• (37:30) Final Questions

The Poultry Podcast Show is trusted and supported by innovative companies like:

- Signify

* Adisseo

* Evonik

- J&D + AAF

- PSA

- Zoetis

- Natural Biologics

- DietForge

- dsm-firmenich

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