Cutlery and Allied Trades Research Association knowledge which is available to everyone on a competitive fee paying basis, however CATRA will enter into dialogue with consumers and users of cutlery, knives and tools where their expertise may be of help, on a free of charge basis. Petersen's Bowhunting magazine uses CATRA to measure sharpness of arrowheads. CATRA manufactures a wide range of special purpose equipment including knife and cutlery testing machines and knife sharpening systems including the CATRAHONE and CATRASHARP machines Cutlery and Allied Trades Research Association Cutlery and Allied Trades Research Association (CATRA) is an internationally known research and technology organisation in Sheffield, England which
Erica Messer episode for "Charmed" in 2004.From 2004–05, Messer was the co-producer of "Charmed". From 2005 to present, she has been with the television series "Criminal Minds" as a screenwriter, producer, supervising producer, and executive producer. in 2010, Messer was named co-showrunner. In 2011, she was named sole showrunner. In 2013, Messer re-signed her contract with "Criminal Minds". In 2014, CBS was looking for a spin-off. In 2015, Messer wrote the backdoor pilot episode Beyond Borders in the tenth season of "Criminal Minds" for which the spin-off "" was created. Erica Messer Erica Messer is an American television writer, producer, and story