FRAME: Technical Uncertainty

In this news release from Focus on the Family, Senator Sam Brownback pushes the SCIENTIFIC UNCERTAINTY frame in arguing against the Spector-Castle ESC bill, claiming that ESC is "speculative" science and diverts funding from research on adult stem cell sources. To emphasize the message, Brownback stole a page from pro-research advocates, gathering patients treated with adult stem cell therapies to give personal testimonials at a news conference held here in DC on Tuesday. Brownback was joined at the press conference by representatives from the U.S. Conference of Catholic Bishops, who argued…