She sometimes acts as a surrogate mother. Insemination of the surrogate can be either through natural or artificial insemination. The couple stated their desire to have a child using a surrogate mother. The couple has twins delivered by a surrogate mother. They are able to make embryos and Kimmy volunteers to be the surrogate mother. Melanie loves Justineau as a surrogate mother. Isolates given to surrogate mothers developed "crude interactive patterns among themselves". In the past Thailand was a popular destination for couples seeking surrogate mothers. Esme was carried by a surrogate mother. They become parents with Rachel as their surrogate. Veronica's mother Carol offers to act as a surrogate. Kimmy volunteers to be Stephanie and Jimmy's surrogate mother. In 2018, they welcomed the birth of their daughter, who was born via surrogate. They are about to become fathers, with Rachel as their surrogate. Pitt was to grow close to Cobham, whom he regarded as almost a surrogate father.