**Data Representation:
Typical Data for Low Risk Couple**

**Typical High Risk Couple’s
Interaction**

**Experimental Data, Model
Predictions & Comparison with Statistics of the Control Study**

**Husband-Wife Space:
Evolution of an Interaction**

**Relationship (H,W) Phase
Space**

**Example of the Scoring of a
Couple’s Discussion**

**A little bit of history to
motivate the model**

**Mathematical Model of the
interaction**

**Mathematical Model:
Interpretation**

**Influence Function
Calculated over Complete 15 minute Discussion – Mathematical Best Fit**

**Couple 1: Influence
functions from analysis of the video**

**Terminology & Basic
Interaction Styles**

**Basic interaction styles
change over courtship, early and long term marriage**

**Interaction:
Conflict-Avoiding Marriage**

**Mathematical Model:
Interpretation**

**Uninfluenced Steady State
(I _{HW} =0, I_{WH} =0):**

**Mathematical Model of the
interaction**

**Graphical Interpretation of
Model**

**Effect of
uninfluenced
steady state**

**Couple 1: Husband and
Wife’s interaction lines
Divorce/Therapy?**

**Couple 2: Husband and
Wife’s interaction lines – before
workshop therapy**

**Relationship (H,W) Phase
Space**