The OJ Simpson murder trial introduced jurors, and those following the broadcast of the trial, to DNA evidence. At the time, the concept was confusing and difficult for jurors to understand.  https://www.yakimaherald.com/news/local/no-word-yet-on-retrial-in-beckford-murder-case-you/article_830e2ed0-1e13-11e7-9a2c-578078eeb667.html  article explains that now, juries seek DNA and other scientific evidence in cases, especially when the evidence is circumstantial.

Explain why the “CSI effect” is helpful to the parties in a criminal case. Distinguish the harmful results of the CSI effect.