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Paul J. Sheffield, PhD (Publications 1965-2015)
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Education
ATMO Education Department
Online Continuing Education (The Learn Site)
Live-streaming Courses
Hyperbaric Medicine Team Training (HMTT)
The Wound Care Course (WC)
Hyperbaric Safety Director Course (HSD)
Hyperbaric Facility Maintenance Course (HFM) – Hybrid Course
In-Person Courses
Hyperbaric Facility Maintenance Course (HFM) – Hybrid Course
Hyperbaric Chamber Acrylics (AC)
Other Courses
Primary Hyperbaric Medicine Course (On-site Education)
2025 Course Calendar (PDF)
2026 Course Calendar (PDF)
Get Registered!
2025 Online Registration
2025 Registration Form (fillable PDF)
2026 Registration Form (fillable PDF)
Publications
CHT and CHRN Certification Exam Practice Book
Risk Assessment Guide, 6th Edition
Consulting
News & Information
Online Store
Contact Us
ATMO
About Us
Paul J. Sheffield, PhD (Publications 1965-2015)
Resource Links
Education
ATMO Education Department
Online Continuing Education (The Learn Site)
Live-streaming Courses
Hyperbaric Medicine Team Training (HMTT)
The Wound Care Course (WC)
Hyperbaric Safety Director Course (HSD)
Hyperbaric Facility Maintenance Course (HFM) – Hybrid Course
In-Person Courses
Hyperbaric Facility Maintenance Course (HFM) – Hybrid Course
Hyperbaric Chamber Acrylics (AC)
Other Courses
Primary Hyperbaric Medicine Course (On-site Education)
2025 Course Calendar (PDF)
2026 Course Calendar (PDF)
Get Registered!
2025 Online Registration
2025 Registration Form (fillable PDF)
2026 Registration Form (fillable PDF)
Publications
CHT and CHRN Certification Exam Practice Book
Risk Assessment Guide, 6th Edition
Consulting
News & Information
Online Store
Contact Us
HSD Faculty
Hyperbaric Safety Director Course
James C. Sheffield
BBA, CHT
Jim is Chief Financial Officer of International ATMO in San Antonio, Texas. He started his career in hyperbaric medicine in 1979. He...
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Robert B. Sheffield
BA, CHT
Rob is Director of Education of International ATMO in San Antonio, Texas. He started his career in hyperbaric medicine in...
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Kevin I. “Kip” Posey
CHT
Kip is Director of Development of International ATMO in San Antonio, Texas. He started his career in hyperbaric medicine in...
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Francois Burman
Francois Burman Pr. Eng, IntPE (SA), BSc Eng (Mech), MSc (MedSc), MSAIME, FSAIW
Francois Burman is the VP of Safety Services for Divers Alert Network (DAN) in Durham, North Carolina. He is a...
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Wilbur T. “Tom” Workman
MS, CAsP, CHT
Director, Quality Assurance & Regulatory Affairs Undersea & Hyperbaric Medical Society San Antonio, Texas Certified Aerospace Physiologist; Certified Hyperbaric Technologist;...
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Eugene R. Worth
MD, MEd, UHM/ABPM, FABA
Dr Worth received his A.B. and MD degrees from the University of Missouri-Columbia, in Columbia Missouri. He then completed his...
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Ann L. “Tina” Ziemba
RN, ACHRN, CHT-Admin
Tina started her career in hyperbaric medicine in 1992 with International ATMO. She is an expert in wound center operations,...
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Courses
2025 Course Calendar (PDF)
2025 Online Registration
2025 Registration Form (fillable PDF)
2026 Course Calendar (PDF)
2026 Registration Form (fillable PDF)