As Jonathan P. Raymond, the superintendent of the Sacramento public schools, wrote recently: "We have to stop blaming teachers for problems that have multiple causes, ranging from poor administrative oversight and accountability to a lack of parent engagement.
BP released a report last week that blamed multiple causes, and lapses from itself as well as Transocean and Halliburton, for the rig explosion and subsequent oil spill in the Gulf.
High induction levels can therefore have multiple causes: they may result from strong induction of the colicin operon, from a reduced lysis rate, or both.
On a recent afternoon, Mr. Lee was scheduled to sit with Eddie Jones, 89, who was dying from multiple causes.
"This was a tragic accident, resulting from multiple causes and involving multiple parties.
The 158-year-old company, it concluded, died from multiple causes.
Inequality exists in democracies and non-democracies alike; it clearly stems from multiple causes.
The abrupt decline has multiple causes, including less immigration from Latin America, where women tend to have more children.
Adolescent depression and suicide, Dr. Jacobs said, stem from multiple causes, as diverse as self-esteem, family history and substance abuse, so it is "virtually impossible" to pin any case on a single trigger.
The department warned health care providers that residents living in unheated homes faced "a significant risk of serious illness and death from multiple causes".
