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Master of theological studies

Master of Theological Studies (MTS)

The Master of Theological Studies (MTS) degree is designed for those interested in a rigorous theological education across a range of topics. The program may be completed in three years (6 semesters) but may take four years or more to complete if students are not able to pursue the full-time load of academic courses.

Topics of Study

Scripture
Doctrine
Fundamentals of Orthodox Christianity
Liturgical Theology
Pastoral Theology
Church History
Patristics
Canon Law

The hybrid educational model includes online courses, intensive reading and writing, directed ministry/projects, and an annual Residency week held at the Antiochian Village in western Pennsylvania. This multifaceted educational approach enables students to acquire a firm theological foundation, and helps them to absorb the practical relevance of the Orthodox Christian ethos.

Tracks & Concentrations

Certificate and Master of Theological Studies students choose either the General Track or an area of Concentration. Pursuing a Concentration involves taking 3-4 courses specific to a particular subject, often as additional credits and sometimes in place of certain General Track courses.

General Track
Youth Ministry
Iconology
Church Music
Oriental Orthodoxy
Western Rite

The links above provide information as of fall 2025. This information is subject to change.

A Three-Pronged Approach

The program is a demanding course of study with a three-pronged approach:

  1. Online Courses
    All course requirements and information (including syllabus) are uploaded into each course by the individual faculty members. Requirements may include readings, discussion threads, weekly assignments or quizzes, papers to write, and online lectures to attend. Some faculty ask that students attend “live” online sessions; some record their sessions to allow asynchronous participation. Students will need to be prepared to connect regularly and consistently with their courses and faculty throughout the semester, using a reliable internet connection.
  2. Projects (or Praxis)
    Students will complete two Projects courses, which involve working within their parish community, under the supervision of the Projects Director and the student’s parish priest. Students submit a proposal at the start of the term, pursue their project, and then submit a report at the end documenting the project.
  3. Residency
    The Residency is an essential part of the theological education at AHOS and is therefore required of all students. It is a time for students and faculty to meet in person and build community as they come together for lectures, discussions, advisory meetings, church services, meals, and social time. Certificate and MTS students are required to attend two Residencies, one week at the start of their first academic year, and a second week at the start of their second academic year.

MTS Course Sequences

3-Year Programs

Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II3
Scripture I3
Theology of Religion3
Project I3
Total12
Semester 3 Fall
Scripture II3
Liturgical Theology II3
Patristics3
Doctrine I3
Total12
Semester 4 Spring
Pastoral Theology I3
Church of Antioch3
Orth. Theol, Tech and A.I.3
Doctrine II3
Project II3
Thesis Prep MTH51900
Total15
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Master’s Thesis MTH51913
Total9
Semester 6 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
Semester 1 Fall
Fundamentals (OO)3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II (OO)3
Scripture I3
Theology of Religion3
Project I3
Total12
Semester 3 Fall
Scripture II3
Liturgical Theology II (OO)3
Patristics3
Doctrine I3
Total12
Semester 4 Spring
Pastoral Theology I3
Church of Antioch3
Orth. Theol, Tech and A.I.3
Doctrine II3
Project II3
Thesis Prep MTH51900
Total15
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Master’s Thesis MTH51913
Total9
Semester 6 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63

4-Year Programs

Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II3
Scripture I3
Project I3
Total9
Semester 3 Fall
Scripture II3
Liturgical Theology II3
Patristics3
Total9
Semester 4 Spring
Pastoral Theology I3
Theology of Religion3
Project II3
Total9
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Doctrine I3
Total9
Semester 6 Spring
Doctrine II3
Church of Antioch3
Orthodox Theol, Tech, and A.I.3
Thesis Prep MTH51900
Total9
Semester 7 Fall
Master’s Thesis MTH51913
Total3
Semester 8 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Byzantine Music I3
Total12
Semester 2 Spring
Church History II3
Scripture I3
Project I3
Byzantine Music II3
Total12
Semester 3 Fall
Scripture II3
Liturgical Theology I3
Patristics3
Byzantine Music III3
Total12
Semester 4 Spring
Pastoral Theology I3
Theology of Religion3
Project II3
Byzantine Music IV3
Total12
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Doctrine I3
Total9
Semester 6 Spring
Doctrine II3
Church of Antioch3
Orthodox Theol, Tech, and A.I.3
Thesis Prep MTH51900
Total9
Semester 7 Fall
Master’s Thesis MTH51913
Total3
Semester 8 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
+ Certificate in Church Music: 12 Credits
Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II3
Scripture I3
Project I3
Total9
Semester 3 Fall
Scripture II3
Liturgical Theology II3
Patristics3
Iconology I3
Total12
Semester 4 Spring
Pastoral Theology I3
Theology of Religion3
Project II3
Iconology II3
Total12
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Doctrine I3
Iconology III3
Total12
Semester 6 Spring
Doctrine II3
Church of Antioch3
Orthodox Theol, Tech, and A.I.3
Thesis Prep MTH51900
Iconology IV3
Total12
Semester 7 Fall
Master’s Thesis MTH51913
Total3
Semester 8 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
+ Certificate in Iconology: 12 Credits
Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II3
Scripture I3
Project I3
Total9
Semester 3 Fall
Scripture II3
Liturgical Theology II3
Patristics3
Youth Ministry I – Fundamentals3
Total12
Semester 4 Spring
Pastoral Theology I3
Theology of Religion3
Project II3
Youth Ministry II – Relational Ministry & Spiritual Development3
Total12
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Doctrine I3
Youth Ministry III – Designing and Building a Parish Youth Ministry3
Total12
Semester 6 Spring
Doctrine II3
Church of Antioch3
Orthodox Theol, Tech, and A.I.3
Thesis Prep MTH51900
Youth Ministry IV – Moral & Ethical Issues Confronting Orthodox Youth3
Total12
Semester 7 Fall
Master’s Thesis MTH51913
Total3
Semester 8 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
+ Certificate in Youth Ministry: 12 Credits
Semester 1 Fall
Fundamentals3
Church History I3
Liturgical Theology I3
Total9
Semester 2 Spring
Church History II3
Scripture I3
Project I3
Total9
Semester 3 Fall
Scripture II3
Liturgical Theology II3
Patristics3
Church History III3
Total12
Semester 4 Spring
Pastoral Theology I3
Theology of Religion3
Project II3
Patristics: Latin Fathers3
Total12
Semester 5 Fall
Pastoral Theology II3
Canon Law3
Doctrine I3
Western Rite Liturgics I3
Total12
Semester 6 Spring
Doctrine II3
Church of Antioch3
Orthodox Theol, Tech, and A.I.3
Thesis Prep MTH51900
Western Rite Liturgics II3
Total12
Semester 7 Fall
Master’s Thesis MTH51913
Total3
Semester 8 Spring
Master’s Thesis MTH51926
Total6
Total Program Credits: 63
+ Certificate in Western Rite: 12 Credits
Ready to Begin Your Journey?

The Master of Theological Studies (MTS) degree is designed for those interested in a rigorous theological education across a range of topics. The program may be completed in three years (6 semesters) but may take four years or more to complete if students are not able to pursue the full-time load of academic courses. Topics include:

  • Scripture
  • Doctrine
  • Fundamentals of Orthodox Christianity
  • Liturgical Theology
  • Pastoral Theology
  • Church History
  • Patristics
  • Canon Law.

The hybrid educational model includes online courses, intensive reading and writing, directed ministry/projects, and an annual Residency week held at the Antiochian Village in western Pennsylvania. This multifaceted educational approach enables students to acquire a firm theological foundation, and helps them to absorb the practical relevance of the Orthodox Christian ethos.

Certificate and Master of theological studies students choose either the General Track or an area of Concentration, as follows:

Concentrations:

Certificate and MTS students may choose to pursue the General Track or a Concentration (see below). Pursuing a Concentration involves taking 3-4 courses specific to a particular subject, often as additional credits and sometimes in place of certain General Track courses, depending on the Concentration. The following links provide information as of fall 2025. This information is subject to change.

General Track (no concentration)
Youth Ministry
Iconology
Church Music (Byzantine Chant)
Oriental Orthodoxy
Western Rite

The program is a demanding course of study with a three-pronged approach:
1) Online courses:

All course requirements and information (including syllabus) are uploaded into each course by the individual faculty members. Requirements may include readings, discussion threads, weekly assignments or quizzes, papers to write, and online lectures to attend. Some faculty ask that students attend “live” online sessions; some record their sessions to allow asynchronous participation. Students will need to be prepared to connect regularly and consistently with their courses and faculty throughout the semester, using a reliable internet connection.


2) Projects (or Praxis):

 Students will complete two Projects courses, which involve working within their parish community, under the supervision of the Projects Director and the student’s parish priest. Students submit a proposal at the start of the term, pursue their project, and then submit a report at the end documenting the project.


3) Residency:

 The Residency is an essential part of the theological education at AHOS and is therefore required of all students. It is a time for students and faculty to meet in person and build community as they come together for lectures, discussions, advisory meetings, church services, meals, and social time. Each degree program has its specific Residency requirements. Certificate and MTS students are required to attend two Residencies, one week at the start of their first academic year, and a second week at the start of their second academic year.


Review the Application Process or Apply Now.

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