11. When the partnership was established, Gummer was already a highly successful architect. 12. Henry Wolfe is the son of sculptor Don Gummer and actress Meryl Streep. 13. Her daughter Katie ( Grace Gummer ) has arrived to help her mother. 14. Michael Gross reprises his movie role as paranoid survivalist and monster hunter Burt Gummer . 15. Britain's Environment Secretary John Gummer said. 16. A Daily Mirror reporter confronted Gummer outside his home, offering him a hamburger. 17. Despite pressure from the Party chairman, John Selwyn Gummer , Guthrie remained steadfast. 18. Family : Husband Don Gummer , children Henry, Mary Willa, Grace and Louisa. 19. Gummer told British Broadcasting Corp . radio.20. Sherman wrote that Gummer 's actions were " directed against the Prime Minister ".