The 18th International Society for Twin Studies convention took place between June 15−17, 2023, in Budapest, Hungary. A selective sampling of highlights from the meeting are presented. This is followed by a brief overview of ongoing twin research at the University of Aberystwyth in Wales and some twin treasures in the National Library. Next, reviews of timely research that examine temperamental similarities and twin relations, the maximization of twin research designs, a rare ectopic twin pregnancy, and twins’ academic self-concept formation are presented. The final section covers stories appearing in various media sources that are informative, enlightening, and interesting, namely a reunion of identical infant twins, the birth of identical-fraternal quadruplets, identical twin comedians, meeting an unrelated look-alike, and twins in the Tour de France.

第 18 届国际双胞胎研究学会大会于 2023 年 6 月 15 日至 17 日在匈牙利布达佩斯举行。会议精选了一些要点。接下来简要概述了威尔士阿伯里斯特威斯大学正在进行的双胞胎研究以及国家图书馆的一些双胞胎宝藏。接下来，对检查气质相似性和双胞胎关系、双胞胎研究设计最大化、罕见的异位双胞胎妊娠以及双胞胎学术自我概念形成的及时研究进行了回顾。最后一部分涵盖了各种媒体上出现的内容丰富、富有启发性且有趣的故事，即同卵双胞胎的团聚、同卵异卵四胞胎的诞生、同卵双胞胎喜剧演员、遇到不相干的长得相似的人以及双胞胎中的双胞胎。环法自行车赛。