Valentine Iwenwanne is a Nigeria-based freelance journalist who writes about global health, development and the environment for various publications, including The National and Vice World News.

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Q & A with Sr. Dorothy Okoli, transforming lives of women trapped in prostitution

Sr. Dorothy Okoli of the Missionary Sisters of St. John Paul II of Mary — a new women religious institute she established in Nigeria — visits hotels to rehabilitate and counsel young women trapped in prostitution.

Nigerian nuns whittle away at country's 10.5 million kids out of school

Nigeria has 10.5 million children who are out of school. The Missionary Sisters of St. John Paul II of Mary are working to whittle away at that statistic.

Q & A with Sr. Matilda Inyang, supporting children whose families think they're witches

For more than a decade, Sr. Matilda Inyang has cared for dozens of malnourished and homeless children from the streets of Uyo, Akwa Ibom, in Nigeria — many of whom had family who believed they were witches.

As mental illness rises in Nigeria, nuns offer treatment, shelter to indigent people in Uyo

Up to 30% of Nigeria's population may suffer from mental illness. To address a gap in care, the Daughters of Charity of St. Vincent de Paul provide treatment and an inpatient home to those rejected by society.