Show the names of editors on the list with at least two journal committees.
select t1.name from editor as t1 join journal_committee as t2 on t1.editor_id = t2.editor_id group by t1.name having count ( * ) > = 2
What are the ages of the editors that are at least two journal committees.
select t1.age from editor as t1 join journal_committee as t2 on t1.editor_id = t2.editor_id group by t1.name having count ( * ) > = 2
What type of work does  Kamila Porczyk do?
select t2.work_type from editor as t1 join journal_committee as t2 on t1.editor_id = t2.editor_id where t1.name = "Kamila Porczyk"
Who is the youngest journal committee member?
select t1.name from editor as t1 join journal_committee as t2 on t1.editor_id = t2.editor_id order by t1.age asc limit 1