Michael Wiklund is an internationally recognized human factors engineering expert with more than 40 years of experience. He has authored several books about designing products for safe, effective, and satisfying use. He co-founded and serves as a Principal Consultant in the human factors practice at Emergo by UL, is a Professor of the Practice at Tufts University, and frequently speaks at industry events focused on safety.Jonathan Kendler is a user interface designer and human factors engineer with more than 20 years of experience. He has designed user interfaces for various safety-critical products, including dialysis machines, robotic surgical systems, and infusion pumpsKatelynn Larson received a Bachelor of Arts in English/ Communications from Massachusetts College of Liberal Arts. She is currently a technical writer with Emergo by UL.

• 1 Introduction 2 Development Steps 3 Design Considerations 4 Writing Considerations 5 Illustration Considerations 6 Production Considerations 7 Exemplars 8 Resources

Michael Wiklund is an internationally recognized human factors engineering expert with more than 40 years of experience. He has authored several books about designing products for safe, effective, and satisfying use. He co-founded and serves as a Principal Consultant in the human factors practice at Emergo by UL, is a Professor of the Practice at Tufts University, and frequently speaks at industry events focused on safety.Jonathan Kendler is a user interface designer and human factors engineer with more than 20 years of experience. He has designed user interfaces for various safety-critical products, including dialysis machines, robotic surgical systems, and infusion pumpsKatelynn Larson received a Bachelor of Arts in English/ Communications from Massachusetts College of Liberal Arts. She is currently a technical writer with Emergo by UL.

• 1 Introduction 2 Development Steps 3 Design Considerations 4 Writing Considerations 5 Illustration Considerations 6 Production Considerations 7 Exemplars 8 Resources

Michael Wiklund is an internationally recognized human factors engineering expert with more than 40 years of experience. He has authored several books about designing products for safe, effective, and satisfying use. He co-founded and serves as a Principal Consultant in the human factors practice at Emergo by UL, is a Professor of the Practice at Tufts University, and frequently speaks at industry events focused on safety.Jonathan Kendler is a user interface designer and human factors engineer with more than 20 years of experience. He has designed user interfaces for various safety-critical products, including dialysis machines, robotic surgical systems, and infusion pumpsKatelynn Larson received a Bachelor of Arts in English/ Communications from Massachusetts College of Liberal Arts. She is currently a technical writer with Emergo by UL.

• 1 Introduction 2 Development Steps 3 Design Considerations 4 Writing Considerations 5 Illustration Considerations 6 Production Considerations 7 Exemplars 8 Resources