check_genderdata_package
                        Check whether to install data for gender
                        function and install if necessary
gender                  Gender: predict gender by name from historical
                        data
gender_demo             Demo finding the gender of first names using
                        SSA data
gender_genderize        Find the gender of first names using
                        Genderize.io API
gender_ipums_usa        Find the gender of first names using U.S.
                        Census data
gender_kantrowitz       Find the gender of frst names using Kantrowitz
                        names corpus
gender_ssa              Find the gender of first names using Social
                        Security data
get_correction_factors
                        Calculate the correction factors for a year or
                        range of years
install_genderdata_package
                        Install the genderdata package after checking
                        with the user
