Boise Cascade Corp., Boise, Idaho, replaced all-cap growth domestic equity manager Wilke/Thompson Capital Management with two new managers. The TCW Group will manage two-thirds of the $150 million portfolio as a midcap to large-cap account; and Miller Anderson & Sherrerd will run the remaining $50 million in a midcap portfolio. The $1.3 billion defined benefit plan terminated Wilke/Thompson for "performance and organizational reasons, said Wayne Rancourt, director of retirement funds. A Wilke/ Thompson spokesman didnt return calls for comment by press time. Strategic Investment Solutions assisted.