Awakening at Midlife: A Guide to Reviving Your Spirit, Recreating Your Life, and Returning to Your Truest Self
By Kathleen Brehony

Gives a great Jungian overview of midlife and why it's so important to our vitality.

Inventing the Rest of Our Lives: Women in Second Adulthood
By Suzanne Braun Levine

Makes you really think about how to tap into your power and leave a true legacy.

Navigating Midlife: Using Typology as a Guide
By Corlett and Millner

If you know your Myers-Briggs type, this gives valuable insight into your midlife process.

Plain and Simple: A Woman's Journey to the Amish
By Sue Bender

Heartwarming true midlife story that taught me to value plain and simple.

A Year by the Sea
By Joan Anderson

True story of a midlife woman who takes a year sabbatical from her busy life.

An Unfinished Marriage
By Joan Anderson

True story of this same woman after she comes back home to face her marriage!

The Elegant Gathering of White Snows
By Kris Radish

A tender novel about 8 midlife women who wake up the world when they suddenly walk.