Thomas F. Eggers will join The Dreyfus Corp. as president April 1, said Patrice M. Kozlowski, spokeswoman. Mr. Eggers is also expected to be named chairman and CEO of the company's marketing arm, Dreyfus Service Corp., and be elected to the board of directors of Dreyfus Corp., according to a news release from the company. Michael G. Millard held all three positions. Mr. Millard will work with Mr. Eggers through a transition period and will be available for "various projects," said Ms. Kozlowski; further information was not available. Mr. Eggers was president and CEO of Scudder Investments; earlier in March, Axel Schwarzer was named head of the company.