Parallel Class

FoolCollector.cs

using System.Collections.Generic;
using System.Threading.Tasks;

namespace ParallelLibrary
{
    public class FoolCollector
    {
        public List<Fool> ChainOfFools { get; set; }

        public void Collect()
        {
            var fools = new List<Fool>()
                            {
                                new Fool("Jim"),
                                new Fool("Bexley"),
                                new Fool("Lister")
                            };

            ChainOfFools = new List<Fool>();

            Parallel.ForEach(fools, ChainOfFools.Add);
        }        
    }
}