. >> reporter: sheryl moore a former city worker says she was so tired of hearing the numbers she decided to come out of retirement. she will be able to talk to black students others may not. >> i may look like a mama figure to them. get yourself -- whereas another teacher may not say it that way. >> it will take up to a year and a half to get credentials. they will be helping them every step of the way to change the look of oakland schools. lilian kim, "abc 7 news". >> eric: career transitions aren't unusual especially in this economy but it's rare to see someone give up a boardroom seat for a hard-hat. david david louie has the story of one executive who made that switch. hasor much of her life worked some of the best known tech companies then this happened. a garage fire that started next door spread to her house in 2001 prompting a career change. a long simmering dream to hard-hat barbie and donning work boots learning construction. it was a switch from high-tech to zblgt i dreamed of it but it took courage to get out here and do it. all and all this is a greem dream come true. >> she