MCDB 150 - Global Problems of Population Growth

Lecture 20 - Teen Sexuality and Teen Pregnancy. Rates of teen pregnancy in the US are quite high, in contrast to European countries which have much lower rates, especially those with liberal attitudes toward sexuality. Traditionally, puberty and marriage were simultaneous. Now, the many years spent in education leaves a long time between those life stages. Sex education is not particularly strong. Contraception has allowed the rate of teen pregnancy to decrease steadily in spite of the fact that teen sex is consistently increasing. Non-marital childbearing is high in all industrialized countries. (from

Lecture 20 - Teen Sexuality and Teen Pregnancy

Time Lecture Chapters
[00:00:00] 1. Introduction to Teen Sexuality and Pregnancy
[00:10:00] 2. Sex Education and Conflated Teen Sex Issues
[00:18:49] 3. Definitions of Marriage
[00:28:19] 4. Teen Sexuality
[00:38:09] 5. Pregnancy, Marriage, and Single-Parent Families
[00:47:38] 6. Trends in Teen Sexuality and Pregnancy
[01:02:16] 7. Teen Pregnancy in the US and Internationally

Lecture 20 - Teen Sexuality and Teen Pregnancy
Instructor: Robert Wyman. Resources: Notes - Lecture 20 [pdf]. Transcript [html]. Audio [mp3]. Download Video [mov].

Go to the Course Home or watch other lectures:

Lecture 01 - Evolution of Sex and Reproductive Strategies
Lecture 02 - Sex and Violence Among the Apes
Lecture 03 - From Ape to Human
Lecture 04 - When Humans Were Scarce
Lecture 05 - Why Is Africa Different?
Lecture 06 - Malthusian Times
Lecture 07 - Demographic Transition in Europe; Mortality Decline
Lecture 08 - Demographic Transition in Europe; Fertility Decline
Lecture 09 - Demographic Transition in Europe
Lecture 10 - Quantitative Aspects
Lecture 11 - Low Fertility in Developed Countries
Lecture 12 - Human and Environmental Impacts
Lecture 13 - Fertility Attitudes and Practices
Lecture 14 - Demographic Transition in Developing Countries
Lecture 15 - Female Disadvantage
Lecture 16 - Population in Traditional China
Lecture 17 - Population in Modern China
Lecture 18 - Economic Impact of Population Growth
Lecture 19 - Economic Motivations for Fertility
Lecture 20 - Teen Sexuality and Teen Pregnancy
Lecture 21 - Global Demography of Abortion
Lecture 22 - Media and the Fertility Transition in Developing Countries
Lecture 23 - Biology and History of Abortion
Lecture 24 - Population and the Environment