"The wisdom of the ninja once again is becoming valued and studied as a means to empower modern people as it once did ancient ninja clans. I am pleased to know that Hakim Isler carries this knowledge to future generations. I salute his commitment to the 900-year-old legacy of the art of ninjutsu…"<b> —From the foreword by Stephen K. Hayes, Black Belt Hall of Fame Member & To-Shin Do Ninja Martial Arts Founder</b>
"[<i>Ninja Wilderness Survival Guide</i>] is basically as legit as it gets."<b> —James Walton, host of The Prepper Broadcasting Network's <i>Preppers LIVE</i> podcast</b>
"Combining breadth of knowledge and real-world experience, Isler writes a thoroughly entertaining and insightful wilderness survival guide that isn't just based on concepts from the ancient ninja, but also on his adventures enduring some of earth's harshest conditions."<b> —<i>RECOIL OFFGRID</i> magazine</b>