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Learn the proper ways to address ambassadors, envoys, and consuls to ensure precision in diplomatic protocol.
From the UN to the IMF, master official salutations and written forms of address for top global leaders.
Understand the etiquette for kings, queens, princes, and sovereign rulers across monarchies worldwide.
Discover how to address presidents, prime ministers, and ministers with the correct honorifics.
Master official forms for the President, Vice President, Cabinet members, and federal officials.
Accurately address Supreme Court justices, judges, clerks, and other judicial leaders.
Learn the correct forms for senators, representatives, speakers, and legislative officials.
From governors to mayors, gain clarity on respectful address for state and local leaders.
Accurately address U.S Military Officials and other military leaders and officials.

Dr. Isabelle Vladoiu is a distinguished diplomatic protocol expert and international human rights specialist based in Washington, D.C. With over a decade of experience in NGO diplomacy and global advocacy, she has trained more than 20,000 professionals worldwide including ambassadors, ministers, UN officials, and nonprofit leaders.
As the Founder of the U.S. Institute of Diplomacy and Human Rights (USIDHR), Dr. Vladoiu leads one of the world’s most recognized trainings in Diplomatic Protocol and Etiquette, adopted by participants from over 136 countries.

Trained 15,000+ professionals in 60+ countries
Speaker and author with global recognition
Award-winning human rights and diplomacy expert
Founder of US Institute of Diplomacy and Human Rights




















Have questions before getting your copy of The Protocol Library? Here are the quick answers you need to know about the book and its benefits.
What is The Protocol Library about?
+The book is a definitive guide to titles, honorifics, and formal etiquette. It provides accurate forms of address for diplomats, royalty, government officials, military leaders, clergy, and more.
Who should read this book?
+It’s designed for diplomats, protocol officers, government officials, educators, event planners, business leaders, and anyone who values precision and professionalism in formal communication.
Does the book include modern digital resources?
+Yes. Along with the book, readers gain access to exclusive online resources such as templates, reference charts, and quick guides for practical use.
Is this book suitable for academic or training purposes?
+Absolutely. The Protocol Library is widely used in universities, government institutions, and professional training programs worldwide.
Where can I purchase The Protocol Library?
+The book is available in multiple editions, including hardcover and digital. You can order directly through this website to secure your copy.