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  • Gregory Hagenston

    Greg Hagenston lives with his wife, Evelyn, and writes with a deep sense of purpose—to preserve stories that time threatens to erase. Through his Greg and Doc series, he brings to life real events, discoveries, and enduring friendships rooted in the badlands. In a race against time, Greg is committed to ensuring that these moments are remembered and not lost to the dustbin of history.

The Journey Continues

Follow Greg and Doc across the rugged badlands in a powerful memoir series filled with adventure, discovery, friendship, and the stories that shaped a lifetime.

Greg and Doc Two Souls Surrounded by Badlands book cover by Gregory Hagenston with vintage photos and compass

Greg and Doc, Two Souls Surrounded by Badlands: A Memoir of Adventure, Discovery, Anguish, and Triumph 

A chronologically detailed account of the founding of Makoshika, Montana's largest state park, and how, almost single-handedly, Dr. R. W. Hiatt, a true renaissance man, cradled Makoshika from its fragile beginning to its maturity as a state park. Through his meticulous record-keeping, the rich historical details of Makoshika Park come to life. Greg is a boy thirty years younger than his optometrist, Dr. Hiatt, and they form an inseparable bond. The youthful adventures of Greg weave in and out of the unfolding story of Makoshika, taking the reader along for a look as the two souls, Greg and Doc, go about their interrelated lives.

Greg and Doc Part II Makoshika badlands adventure memoir book cover by Gregory Hagenston

Greg and Doc II, Two Souls Surrounded by Badlands: Makoshika - Lakota Sioux translation - "land that is bad" (Greg and Doc, Two Souls Surrounded by Badlands)

From the chronologically bound pages of Dr. R. W. Hiatt's Makoshika dossier, an optometrist's avocation unfolds. Sink yourself into the years from 1956 to 1965 and join Doc Hiatt in his journey through the badlands. Along for the ride is Greg, a boy thirty years younger than his optometrist, Dr. Hiatt, and whose youthful adventures weave in and out of the unfolding story of Makoshika.

Greg and Doc Part III badlands adventure memoir book cover by Gregory Hagenston

Greg and Doc III, Two Souls Surrounded by Badlands: The inner workings of two fossil hunter minds


Stirrings from good times past! This third installment of Greg and Doc is derived from letters and notes found in Dr. R. W. Hiatt's Makoshika journals from 1966 through 1968, a narrative from Siberia, and Greg's diary and memoirs. Join me as we go back in time, and as we peruse these pages, be ready for some deep thought, surprises, and adventure in the badlands.

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