Guttmacher Institute is one of the most frequently cited sources for abortion statistics in the United States and around the world. This short guide explains why its data is influential, how it is used in public discussion, and why readers should consider both the numbers and the framing behind them.

The Lozier Institute is a leading pro-life research organization offering statistics, fact sheets, and policy analysis on abortion, fetal development, women’s health, and related issues. This resource profile explains what it offers, how it can be useful, and why readers should understand its pro-life perspective when using its data.