Today's Globe: Brigham bias suit, schizophrenia risk, elders' longevity, asthma drug and suicide, Maryellen Miller, Ivan Toms

Sworn statements from four employees who worked with the chief of neurosurgery at Brigham and Women's Hospital paint a picture of "an old boys' network that remains alive and well" in one of the nation's most prestigious hospitals, the lawyer for a surgeon contends in a sex discrimination lawsuit.

A new study has found that rare and previously undetectable genetic variations may significantly increase the risk that a person will develop schizophrenia.

Older Americans have more money and are expected to live far longer than prior generations, US government researchers said yesterday.

Merck & Co.'s Singulair may be linked to suicide and changes in mood and behavior, US regulators said yesterday in disclosing a review of the company's top-selling asthma drug.

Maryellen A. (Marcoux) Miller, a breast-cancer activist, died of the disease March 18 at her Holliston home. She was 45.

Ivan Toms, a South African doctor who played a key role in the campaign to end conscription of young white men to bolster apartheid security forces has died. He was 55.