2016 and 2017

Four 36-Hour Mediator Training Programs


Jan 24 - Feb 4, 2017

Mar 21 - Apr 1, 2017

May 9 - 20, 2017


Apply online/ notification list

!!! EARLY-ENROLLMENT DISCOUNT: for registration and full tuition payment by deadline!!!

!!! BRING A FRIEND - DISCOUNT BOTH TUITIONS: $100 off regular tuition ($50 off early-enrollment tuition) !!!

Metropolitan Mediation Services offers 36 hour Certificate Programs of Training in Mediation. These trainings satisfy the provisions of the rule 8 guidelines of the Massachusetts Supreme Judicial Court Uniform Rules on Dispute Resolution.  PDP credits for educators, and CE credits for Social Workers* and Licensed Mental Health Counselors.

* This program has been approved for 32 Social Work Continuing Education hours for relicensure, in accordance with 258 CMR. Collaborative of NASW and the Boston College and Simmons Schools of Social Work Authorization Number D70671.

What does it take to become a professional mediator? 

Please read our Certification and Career FAQ before applying to our training.

Training Overview

Some areas covered by the training include:

  • Understanding conflict and the range of chosen or reflexive responses.
  • Communication skills that build relationships and understandings.
  • Managing a negotiation and exchange of offers.
  • Addressing issues of power and power balances.
  • Creating strategies for agreement.

Training methods include:

  • A demonstration of a mediation for trainees to observe.
  • Presentations and discussions about concepts of dispute resolution.
  • Exercises to illustrate and build dispute resolution skills.
  • Nine supervised role play mediations with individual feedback and group debriefings.
  • Large and small group discussions and exercises
  • Individual evaluation of each trainee.

Training Manuals


Participants will receive a binder of training materials; the book The Mediators Handbook (Included in your tuition.  List price: $29.95); articles and handouts, and, upon successful completion, a certificate of training (See our Certification and Career FAQ).


$725 tuition. 
Early-Enrollment $610.  (See below for early enrollment deadlines)
Bring-a-friend discounts: $100 off both regular tuitions or $50 both off "early" tuitions

  • 36 hour training leading to a certificate of completion. (See our Certification and Career FAQ)
  • Demonstration of a mediation by trainers.
  • Participation in 9 individually coached role play simulations.
  • Binder of training materials.
  • The Mediators Handbook (Included in your tuition!  List price: $29.95)
  • Friday and Saturday breakfasts; ample snacks and refreshments throughout.

A non-refundable $100 deposit is due with each application.
Applications will be considered on a first come basis.

Below: Participating in a large-group exercise


Below: A mediation role play supervised by a trainer/coach

Below: Certificates being signed by MMS Founder  and a final group photo.

A Typical Roster of MMS Trainers

Joshua Jacks is Director of M.M.S. He has been mediating disputes for over 30 years and he has trained and supervised mediators since 1984 . He also teaches in UMass Boston’s Graduate Program in Conflict Resolution.

Essie Martsinkovsky is a mediator, educator, and writer/performer.  She is an alumna of the UMass Graduate Program in Conflict Resolution, and coordinates court programs at MMS.

Joan Sokoloff, MLS, LCSW, is M.M.S.’ founder. She has worked as a mediator in both the public and private sectors since 1986 and currently advises M.M.S. regarding programs in the Public Schools and other matters.

Harry Manasewich is Senior Mediator and Founder of Human Factor Dispute Resolutions.  He is a long time trainer for Metropolitan Mediation Services and other programs.  His work addresses both interpersonal conflicts and larger scale public interest

Don Greenstein, JD, is a dispute resolver and trainer and an affiliate of the Boston Law Collaborative.  He works in both private and governmental contexts and is a mediator, supervisor and trainer for MMS.

Pat Zonnenberg, JD, Attorney with over 12 Years of litigation and negotiation experience for business, industry, and government.  MMS mediator, supervisor, and trainer.

 These and other trainers are practicing mediators, many from university, court, state or federal agency programs.

Dates and Times

Each 36 hour training takes place on two weekday evenings and four full days (Fridays and Saturdays) over a two week period. Trainees must attend all six sessions.  Qualified applicants are accepted on a first come basis until the training fills.

Sign up now to assure your preferred dates.
* Late application? Call 617-241-0300 to learn if space is available.
!!! EARLY-ENROLL DISCOUNT for registration and full tuition payment by the early-enrollment deadline!!!
  Times Jan-Feb


Jan 10
Feb 28
Apr 25

Application deadline *


Jan 17
Mar 10

First evening

6:30 to

10:00 PM

Jan 24
Mar 21

First Friday 

and Saturday

9:00 AM to

5:00 PM

27 & 28
24 & 25
12 & 13

Second evening

6:30 to

10:00 P.M.

Jan 31
Mar 28
May 16

Second Friday 

and Saturday

9:00 AM to

5:00 PM

3 & 4
Mar 31
& Apr
19 & 20
* Late application? Call 617-241-0300 to learn if space is available.* Late application? Call 617-241-0300 to learn if space is available.




MMS' Mediation Training Center is located at 
40 Webster Place, Brookline, MA (Click for map)

Walking Directions from Green Line Brookline Village station

The Mediation Training Center is in the Brookline Village neighborhood of Brookline, Massachusetts. Brookline is a community immediately adjacent to (actually, almost surrounded by) Boston. Brookline Village is easily accessible by the"D" Green line trolley. There is onsite and street parking. The village is known for its interesting variety of shops and restaurants.




Applications will be considered on a first come basis.  Enrollment is limited.

Click here for online application  or to be placed on our notification list


For a printable brochure and application, click the link below. It may take a moment  for this document to download, so please be patient.  Please use the on-line application, above, if you are able.
Brochure and application in Adobe Acrobat (pdf) format.

To apply by mail, send the form from the brochure along with a non-refundable $100 deposit. Full tuition payment is required by the first day of training.

Return your application with your non-refundable $100 deposit to:

Your check should be made out to "BCMHC/MMS"

Please mail your payment to:

Mediation Training Application
Metropolitan Mediation Services,
40 Webster Place
Brookline, MA 02445-7937

Telephone (617) 241-0300

If you have any questions, e-mail to MMS Director Joshua Jacks or call (617) 241-0300