Human Life Stages 4x4 Table
Comments -> Origins:
Birth and Initial Growth
of the Generations 		Gender:
Family Relations,
Siblings 		Society:
Mutualism,
Peer Groups
Transformations:
Life Stage
Transitions
Level ->
Parameter ->
Action -> 		Individual
Physiological
Gather 		Family
Genetic
Repeat 		Social
Legal
Share 		Species
Evolutionary
Transform
Comments on the
Generations: 		Structural Hierarchy
Metabolic
Youth
Age 0-24
Growing
(Gen. 1)
Gather 		G
E
N
E
R
A
T
I
O
N
S
 		0-6
Birth, Child;
Growth; Asexual
Functional Development;
Self-Awareness;
Natal Home
Speaking 		7-12
Boys and Girls;
First Adult Teeth;
Gender and Family
Awareness;
Grade School
Reading 		13-18
Adolescence;
Puberty;
Friends, Gangs;
Social Awareness;
High School
Writing 		19-24
Young Adult;
Love, Marriage;
In-Laws;
Wisdom Teeth,
Final Brain Development;
Death of Grandparents;
Global Awareness;
College, Military, Dispersal
Specialization, Jobs
Reproductive
Parent
Age 25-48
Creating
(Gen. 2)
Repeat 		25-30
Adult
Employment
Establish New Home
Children Born 		31-36
Raising Children
Gender Roles 		37-42
Career
Social
Productivity 		43-48
Mid-Life Crisis;
Children Disperse
and Marry;
Menopause;
Graying, Balding;
Death of Parents
Perceptual
Grandparent
Age 49-72
Leading
(Gen. 3)
Share 		49-54
Middle Age
Birth of Wisdom
Children Establish Homes
Grandchildren Born 		55-60
Grandparenting
Family Mentoring
and aid;
Gender Merger 		61-66
Professional
and/or
Social
Leadership 		67-72
Retirement;
Reflection,
Enlightenment;
Death (average);
Grandchildren Disperse
and Marry
Spiritual
(Ancestral)
Great Grandparent
Age 73-96
Counseling
(Gen. 4)
Transform 		73+
Old Age; Medically Extended Lifespan;
Spiritual Development; Highly Variable Stages;
Grandchildren Establish Homes, Great Grandchildren Born;
"Second Childhood", Death, Transfiguration
Ages are averages only; females develop earlier, live longer
J. A. Gowan and A. T. Jaccaci (revised Nov. 2007)
http://www.people.cornell.edu/pages/jag8/index.html