REBEL MIND – Human Factors: The Hidden Architecture of Emergency & Critical Care Medicine

Written by Mark Ramzy
REBEL Cast, REBEL MIND
Medical Category: Human Behavior, Psychiatry/Behavioral Health, Team Performance
Bias, Cognitive Bias, Education, EM Mindset, Human Behavior, Human Factors, Leadership, Learning, Learning Curve, MIND, Mindset, Performance, Teaching

June 1, 2026

🔑 Key Points

🧩 Human Factors: The unseen behaviors, distractions and considerations critical in emergency medicine and the ICU, influencing patient care beyond just medical knowledge.

🎯 System Design: Effective system design directly impacts team performance by creating environments that facilitate optimal decision-making.

🏥 Real-world Application: The application of human factors in healthcare leads to better team dynamics, reduced stress, and improved patient outcomes.

👷🏽‍♀️It’s Everyone’s Job: Building a culture of adaptability and openness to change can lead to better healthcare delivery, communication and interprofessional relationships

🛠️ Practical Solutions: Start the conversation in departments for actionable and pragmatic changes to current healthcare environments to enhance practitioner efficiency and patient care quality.

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👀Previously Covered and Related Content:

- REBEL EM: Titles Don’t Make Leaders
- REBEL MIND: Moving from Junior to Senior Leadership in Emergency Care
- REBEL MIND: The Dunning-Kruger Effect
- REBEL MIND: Growth vs Fixed Mindset

📝 Introduction

Welcome back to Rebel MIND, the podcast where we sharpen the person behind the practitioner. MIND stands for Mastering Internal Negativity during Difficulty. This series emphasizes productivity, provider performance, and team optimization to ensure we are at our best during high-pressure situations. In this episode, host Dr. Mark Ramzy chats with special guests and master educators about the concept of human factors.

Dr. Chris Hicks is an emergency physician and trauma team leader at St. Michael’s Hospital in Toronto, Assistant Professor in the Department of Medicine at the University of Toronto, and co-founder of Advanced Performance Healthcare Design, a physician-led simulation and design group. Dr. Andrew Petrosoniak is an emergency physician and trauma team leader at St. Michael’s Hospital, and Medical Director of the Unity Health Toronto Simulation Program. He’s an Assistant Professor at the University of Toronto where his research focuses on simulation for systems and design improvement and optimizing the care of the bleeding patient. Along with Dr. Hicks, he’s also President of Advanced Performance Healthcare Design, a consulting firm that works with high-performance teams and uses simulation to enhance and design better healthcare spaces

Cognitive Question

How can the integration of human factors improve decision-making and performance in emergency medicine and critical care environments?

⁉️What are Human Factors?

In the context of healthcare, human factors encompass the interplay between humans, the systems they work within, and the effectiveness of their interactions. It includes elements like communication, system design, environmental conditions, and behavioral patterns affecting individual and team decision-making processes. It’s the collective impact of individual behaviors, team dynamics, and the physical environment on performance and outcomes. The aim is to eliminate issues arising from human error by creating systems and environments that naturally guide and support optimal performance.

🏥How This Applies to the Emergency Department or ICU?

- Efficient integration of human factors in high-pressure settings like the Emergency Department (ED) or Intensive Care Unit (ICU) helps mitigate the risks associated with stressful and chaotic environments.
- By focusing on system designs that account for human behavior, healthcare professionals can reduce errors, enhance team coordination, and ultimately improve patient care.
- This is crucial as teams are often required to make rapid, life-saving decisions in these environments
- The design of clinical spaces can either hinder or help efficient care. Poorly arranged equipment or cluttered workspaces increase stress and impede decision-making.
- Implementing structured design principles, such as dedicated equipment zones and clear visual cues, can streamline workflows and enhance team coordination
- It actually helps pave the way for more efficiency because you end up “working smarter instead of harder”.
  - It speaks directly to the Daniel Kahneman’s theory of Type 2 Thinking – which is a slow, analytical cognitive process requiring deliberate thought
  - We’ll likely create a whole dedicated episode to this but if you want to read more ahead of time on it, check out his book Thinking, Fast and Slow

⏩Immediate Action Steps for Your Next Shift

**Assess Your Environment**: Take note of any clutter, noise, or layout issues in your workspace that could hinder optimal performance. Identify problem areas that could be optimized.
**Recognizable Hard-Stop** – Implement a “Stop-Point” Check for areas or issues that involve more than just patient safety (ie. workflow inefficiencies, sign-out, throughput, etc). Use predefined benchmarks during procedures to ensure clarity and efficiency.
**Foster Open Communication** – Encourage an environment where every team member feels comfortable discussing their thoughts and decisions without fear of judgment.
**Prototype Solutions** – Work with colleagues to identify problems and brainstorm quick, cost-effective solutions that could be tested in your department.
**Role Clarity and Preparation** – Ensure roles are clearly defined and team members are prepared with necessary resources readily available during high-stakes scenarios.
**Test and Refine** – Conduct quick pilot tests of new setups or processes during quieter times and gather feedback from your team.

Conclusion

Human factors play a critical role in shaping healthcare outcomes. Through structured system designs and attention to team dynamics, it is possible to reduce inefficiencies and enhance both patient care and provider well-being.

It requires a shift in perspective from seeing design and systems as separate from human behaviors, to seeing them as intricately linked. By incorporating these principles, healthcare professionals can create environments that inherently support better, safer, and more effective patient care.

🚨 Clinical Bottom Line

Incorporating human factors into healthcare isn’t just about preventing errors—it’s about creating an ecosystem where the healthcare team is empowered to perform at their best, even under the most challenging conditions. Implementing small, iterative changes can create a meaningful impact, paving the way for improved systems and processes.

This starts by redesigning systems and environments with human factors in mind, which can significantly improve both the efficiency of care delivery and the safety of the healthcare environment.

Meet the Authors

Mark Ramzy, DO

Co-Editor-in-Chief

Cardiothoracic Intensivist and EM Attending RWJBH / Rutgers Health, Newark, NJ

Chris Hicks, MD, Med

Co-Founder of Advanced Performance

Assistant Professor of Emergency Medicine, University of Toronto, Canada

Andrew Petrosoniak, MD, MSc

Co-Founder and President of Advanced Performance

Medical Director of Unity Health Toronto Simulation Program

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Cite this article as: Mark Ramzy, "REBEL MIND – Human Factors: The Hidden Architecture of Emergency & Critical Care Medicine", REBEL EM blog, June 1, 2026. Available at: https://rebelem.com/human-factors/.