Geoffrey Shugen Arnold, Roshi
Geoffrey Shugen Arnold, Roshi is the Head of the Mountains and Rivers Order and Abbot of Zen Mountain Monastery. Shugen entered full-time residential training in 1986 after studying mathematics and receiving a degree in classical music. He received dharma transmission from John Daido Loori, Roshi in 1997. His teachings on Zen, social justice and environmental stewardship have appeared in various Buddhist journals, and The Best Buddhist Writing 2009 (Shambhala Publications). His book of poetry, O, Beautiful End, a collection of Zen memorial poems, was published in 2012.
Events with Geoffrey Shugen Arnold, Roshi
Mountains and Rivers SesshinSeptember 21 - 27, 2026
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each day before dawn to begin a schedule that includes 7 to 10 hours of zazen,…
One Continuous Thread: Home Practice Intensive—SeptemberSeptember 21 - 27, 2026
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendOctober 2 - 4, 2026
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Harvest SesshinOctober 19 - 25, 2026
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each day before dawn to begin a schedule that includes 7 to 10 hours of zazen,…
One Continuous Thread: Home Practice Intensive—OctoberOctober 19 - 25, 2026
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendOctober 30 - November 1, 2026
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Ango Intensive - Buddha Nature: Revealing the Jewel WithinNovember 5 - 8, 2026
If an inexhaustible treasure were buried in the ground beneath a poor person’s house, the person would not know of it, and the treasure would not speak and tell them, “I am here!” Likewise, a precious treasure is contained in each being’s mind. This is its true state, which is free from defilement. Nothing is to be added and nothing is to be removed. – Uttaratantra (Buddha Nature) Shastra The Buddha said, “If you want to understand buddha nature, you should intimately observe cause and effect over time. When the time is ripe, buddha nature manifests.” – Shobogenzo Bussho, Buddha Nature,…
Online Ango Intensive: Buddha Nature - Revealing the Jewel WithinNovember 6 - 7, 2026
If an inexhaustible treasure were buried in the ground beneath a poor person’s house, the person would not know of it, and the treasure would not speak and tell them, “I am here!” Likewise, a precious treasure is contained in each being’s mind. This is its true state, which is free from defilement. Nothing is to be added and nothing is to be removed. – Uttaratantra (Buddha Nature) Shastra The Buddha said, “If you want to understand buddha nature, you should intimately observe cause and effect over time. When the time is ripe, buddha nature manifests.” – Shobogenzo Bussho, Buddha Nature,…
Shuso Hossen SesshinNovember 16 - 22, 2026
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each day before dawn to begin a schedule that includes 7 to 10 hours of zazen,…
One Continuous Thread: Home Practice Intensive—NovemberNovember 16 - 22, 2026
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendDecember 4 - 6, 2026
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Rohatsu SesshinDecember 26, 2026 - January 1, 2027
In the Zen tradition, Rohatsu sesshin celebrates the Buddha’s enlightenment and is traditionally the most intensive and challenging sesshin of the year. Each day begins well before dawn (3:45 am) and is a continuous practice of meditation throughout the day while sitting, walking, standing and lying down. There are from nine to eleven hours of zazen (the time for sitting meditation increases each day), chanting services, formal silent meals in the zendo (oryoki), silent work practice and talks by teachers and senior students. Sesshin is also an opportunity to receive personal guidance in private interviews with the teacher, and to…
One Continuous Thread: Home Practice Intensive—DecemberDecember 27, 2026 - January 1, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendJanuary 8 - 10, 2027
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
New Years' SesshinJanuary 25 - 31, 2027
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each day before dawn to begin a schedule that includes 7 to 10 hours of zazen,…
One Continuous Thread: Home Practice Intensive—JanuaryJanuary 25 - 31, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Bodhidharma SesshinFebruary 15 - 21, 2027
**There are no formal talks and only limited face-to-face teaching offered during Bodhidharma sesshin** Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. (Please note: Zen Training Weekends and other non-sesshin retreats at ZMM do not qualify as sesshin. Please call the Training Office if you need clarification) Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. …
One Continuous Thread: Home Practice Intensive—FebruaryFebruary 15 - 21, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Weekend Sesshin- Spring Ango OpeningFebruary 26 - 28, 2027
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. (Please note: Zen Training Weekends and other non-sesshin retreats at ZMM do not qualify as sesshin. Please call the Training Office if you need clarification) Sign up for a pre-sesshin interview here. If registration is full, please Join the Registration Pool. Because there are a limited number of spots, and to ensure equitable access to…
Introduction to Zen Training WeekendMarch 5 - 7, 2027
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Founding SesshinMarch 22 - 28, 2027
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register, so please call or email the Training Office to schedule at (845) 688-2228, or registrar@dharma.net. Since there are a limited number of spots, please sign up for only 1 or 2 sesshin per quarter. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each day before dawn to begin a schedule…
One Continuous Thread: Home Practice Intensive—MarchMarch 22 - 28, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendApril 2 - 4, 2027
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Apple Blossom SesshinApril 19 - 25, 2027
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register, so please call or email the Training Office to schedule at (845) 688-2228, or registrar@dharma.net. Since there are a limited number of spots, please sign up for only 1-2 sesshin per quarter. This session must be joined no later than Thursday. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training. We wake up each…
One Continuous Thread: Home Practice Intensive—AprilApril 19 - 25, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…
Introduction to Zen Training WeekendApril 30 - May 2, 2027
Whether you’re completely new to Zen Buddhism or looking to deepen your connection, our popular introductory retreat offers an immersive experience in an ideal setting, nestled in the heart of the Catskill Mountains. During the weekend, you’ll receive instruction in zazen (seated meditation) and have a chance to experience and ask questions about liturgy, work as sacred activity, art and body practice, the teachings of wisdom and compassion, and how to approach Buddhist study. We’ll discuss how to establish a consistent home practice and you’ll receive guidance on bringing mindfulness and clear intention into your work, family, and relationships. You’ll …
Ocean Gathering SesshinMay 24 - 30, 2027
Because sesshin is a very intensive retreat, if you have not attended sesshin at Zen Mountain Monastery you must have a pre-sesshin interview before you register. If you have questions about this process, please call or email the Training Office at (845) 688-2228, or registrar@dharma.net. Sign up for a pre-sesshin interview here. Since there are a limited number of spots, please sign up for only 1 or 2 sesshin per quarter. If registration is full, please Join the Registration Pool. Characterized by silence and deep introspection, sesshin is recommended to anyone who is sincerely interested in experiencing intensive Zen training.…
One Continuous Thread: Home Practice Intensive—MayMay 24 - 30, 2027
Welcome to One Continuous Thread, a way to bring elements of a formal zazen intensive into your daily life. You will be able to participate with ZMM’s Sesshin via live webcast. We’ve designed this retreat keeping in mind the unique circumstances that each person finds themselves in. Some people can engage fully with a sesshin schedule in their homes; others may seek the rigors and rewards of a zazen intensive while navigating their ongoing responsibilities to work, family and friends. One Continuous Thread can hold it all as we sit together, even while our needs and experiences might be quite diverse.…